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    990 Products
    About Drill Bits
    industrial info icon

    Compare material, finish, length class, and decimal size equivalents.

    High-Speed Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. High-Speed Steel Drill Bits, Extended Length, Round Shank.
    Image of Specification. Standard. Front orientation. Contains Border. Standard Point. For Metal.

    Extended Length

    Round Shank

    Standard

    Our basic drill bits are also the most versatile. Cut holes in a variety of metals, from the softest aluminum to the hardest steel.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Black Oxide—The dark finish increases wear resistance and reduces friction to improve chip flow, so these bits can last 50% longer than uncoated bits.
    Titanium Nitride (TiN) Coated—Drill at higher speeds and last longer than uncoated and oxide-coated bits, especially on tough materials like hardened steel and nickel.
    Uncoated—The most economical option, uncoated bits perform best when used on low-carbon steel and aluminum. Polished to reduce friction, they're also known as bright finish bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Black Oxide
    3/64"
    0.0469"
    2 1/4"1.05"Round
    3/64"Standard
    29315A11500000
    1/16"
    0.0625"
    3"1.65"Round
    1/16"Standard
    29315A1160000
    5/64"
    0.0781"
    3 3/4"1.88"Round
    5/64"Standard
    29315A1170000
    3/32"
    0.0938"
    4 1/4"2.1"Round
    3/32"Standard
    29315A1180000
    7/64"
    0.1094"
    4 5/8"2.33"Round
    7/64"Standard
    29315A1190000
    7/64"
    0.1094"
    8"5.33"Round
    7/64"Standard
    29515A4100000
    1/8"
    0.125"
    5 1/8"2.56"Round
    1/8"Standard
    29315A1210000
    9/64"
    0.1406"
    5 3/8"2.78"Round
    9/64"Standard
    29315A1220000
    9/64"
    0.1406"
    8"5.28"Round
    9/64"Standard
    29515A4200000
    5/32"
    0.1563"
    5 3/8"2.76"Round
    5/32"Standard
    29315A1230000
    11/64"
    0.1719"
    5 3/4"3.11"Round
    11/64"Standard
    29315A1240000
    11/64"
    0.1719"
    8"5.24"Round
    11/64"Standard
    29515A4300000
    3/16"
    0.1875"
    5 3/4"3.09"Round
    3/16"Standard
    29315A1250000
    3/16"
    0.1875"
    18"12"Round
    3/16"Standard
    2955A1100000
    13/64"
    0.2031"
    6"3.32"Round
    13/64"Standard
    29315A1260000
    13/64"
    0.2031"
    18"12"Round
    13/64"Standard
    2955A1200000
    7/32"
    0.2188"
    6"3.29"Round
    7/32"Standard
    29315A1310000
    7/32"
    0.2188"
    18"12"Round
    7/32"Standard
    2955A1300000
    15/64"
    0.2344"
    6 1/8"3.39"Round
    15/64"Standard
    29315A1320000
    15/64"
    0.2344"
    8"5.14"Round
    15/64"Standard
    29515A4400000
    1/4"
    0.25"
    6 1/8"3.37"Round
    1/4"Standard
    29315A1330000
    17/64"
    0.2656"
    6 1/4"3.47"Round
    17/64"Standard
    29315A13400000
    17/64"
    0.2656"
    8"5.1"Round
    17/64"Standard
    29515A4500000
    9/32"
    0.2813"
    6 1/4"3.45"Round
    9/32"Standard
    29315A13500000
    19/64"
    0.2969"
    6 3/8"3.55"Round
    19/64"Standard
    29315A13600000
    19/64"
    0.2969"
    8"5.05"Round
    19/64"Standard
    29515A4600000
    5/16"
    0.3125"
    6 3/8"3.53"Round
    5/16"Standard
    29315A14100000
    21/64"
    0.3281"
    6 1/2"3.63"Round
    21/64"Standard
    29315A14200000
    21/64"
    0.3281"
    8"5"Round
    21/64"Standard
    29515A4700000
    11/32"
    0.3438"
    6 1/2"3.6"Round
    11/32"Standard
    29315A14300000
    23/64"
    0.3594"
    6 3/4"3.71"Round
    23/64"Standard
    29315A14400000
    23/64"
    0.3594"
    8"4.96"Round
    23/64"Standard
    29515A4800000
    3/8"
    0.375"
    6 3/4"3.68"Round
    3/8"Standard
    29315A14500000
    25/64"
    0.3906"
    7"3.78"Round
    25/64"Standard
    29315A14600000
    25/64"
    0.3906"
    8"4.91"Round
    25/64"Standard
    29515A4900000
    13/32"
    0.4063"
    7"3.76"Round
    13/32"Standard
    29315A14700000
    27/64"
    0.4219"
    7 1/4"3.99"Round
    27/64"Standard
    29315A14800000
    7/16"
    0.4375"
    7 1/4"3.96"Round
    7/16"Standard
    29315A15300000
    29/64"
    0.4531"
    7 1/2"4.07"Round
    29/64"Standard
    29315A15400000
    15/32"
    0.4688"
    7 1/2"4.04"Round
    15/32"Standard
    29315A15500000
    31/64"
    0.4844"
    7 3/4"4.02"Round
    31/64"Standard
    29315A15600000
    1/2"
    0.5"
    7 3/4"4"Round
    1/2"Standard
    29315A16100000
    33/64"
    0.5156"
    8"3.97"Round
    33/64"Standard
    29315A16200000
    33/64"
    0.5156"
    12"7.96"Round
    33/64"Standard
    2939A3800000
    33/64"
    0.5156"
    18"11.96"Round
    33/64"Standard
    2955A34000000
    17/32"
    0.5313"
    8"3.95"Round
    17/32"Standard
    29315A16300000
    17/32"
    0.5313"
    12"7.93"Round
    17/32"Standard
    2939A3900000
    17/32"
    0.5313"
    18"11.93"Round
    17/32"Standard
    2955A35000000
    35/64"
    0.5469"
    8 1/4"4.05"Round
    35/64"Standard
    29315A16400000
    9/16"
    0.5625"
    8 1/4"4.03"Round
    9/16"Standard
    29315A16500000
    9/16"
    0.5625"
    12"7.87"Round
    9/16"Standard
    2939A4200000
    9/16"
    0.5625"
    18"11.87"Round
    9/16"Standard
    2955A37000000
    37/64"
    0.5781"
    8 3/4"4"Round
    37/64"Standard
    29315A16600000
    37/64"
    0.5781"
    12"7.84"Round
    37/64"Standard
    2939A4300000
    19/32"
    0.5938"
    8 3/4"3.98"Round
    19/32"Standard
    29315A16700000
    19/32"
    0.5938"
    12"7.81"Round
    19/32"Standard
    2939A4400000
    39/64"
    0.6094"
    8 3/4"3.96"Round
    39/64"Standard
    29315A16800000
    39/64"
    0.6094"
    12"7.78"Round
    39/64"Standard
    2939A4500000
    5/8"
    0.625"
    8 3/4"3.93"Round
    5/8"Standard
    29315A17300000
    5/8"
    0.625"
    12"7.75"Round
    5/8"Standard
    2939A4600000
    5/8"
    0.625"
    18"11.75"Round
    5/8"Standard
    2955A42000000
    41/64"
    0.6406"
    9"4.16"Round
    41/64"Standard
    29315A17400000
    21/32"
    0.6563"
    9"4.14"Round
    21/32"Standard
    29315A17500000
    21/32"
    0.6563"
    12"7.68"Round
    21/32"Standard
    2939A4800000
    43/64"0.6719"
    9 1/4"4.36"Round
    43/64"Standard
    29315A17600000
    11/16"
    0.6875"
    9 1/4"4.34"Round
    11/16"Standard
    29315A18100000
    11/16"
    0.6875"
    12"7.62"Round
    11/16"Standard
    2939A5100000
    11/16"
    0.6875"
    18"11.62"Round
    11/16"Standard
    2955A44000000
    45/64"
    0.7031"
    9 1/2"4.57"Round
    45/64"Standard
    29315A18200000
    23/32"
    0.7188"
    9 1/2"4.54"Round
    23/32"Standard
    29315A18300000
    23/32"
    0.7188"
    12"7.56"Round
    23/32"Standard
    2939A5300000
    47/64"
    0.7344"
    9 3/4"4.77"Round
    47/64"Standard
    29315A18400000
    3/4"
    0.75"
    9 3/4"4.75"Round
    3/4"Standard
    29315A18500000
    3/4"
    0.75"
    12"7.5"Round
    3/4"Standard
    2939A55000000
    3/4"
    0.75"
    18"11.5"Round
    3/4"Standard
    2955A46000000
    49/64"
    0.7656"
    9 7/8"4.85"Round
    49/64"Standard
    29315A18600000
    25/32"
    0.7813"
    9 7/8"4.82"Round
    25/32"Standard
    29315A18700000
    25/32"
    0.7813"
    18"11.5"Round
    25/32"Standard
    2955A47000000
    13/16"
    0.8125"
    10"4.9"Round
    13/16"Standard
    29315A18900000
    13/16"
    0.8125"
    18"11.37"Round
    13/16"Standard
    2955A48000000
    7/8"
    0.875"
    10"4.81"Round
    7/8"Standard
    29315A21200000
    7/8"
    0.875"
    18"11.25"Round
    7/8"Standard
    2955A49000000
    29/32"
    0.9063"
    10"4.76"Round
    29/32"Standard
    29315A21400000
    1"
    1"
    11"4.87"Round
    1"Standard
    29315A225000000
    1"
    1"
    18"11"Round
    1"Standard
    2955A52000000
    1.0 mm0.0394"
    56 mm33 mmRound
    1 mmStandard
    88455A1110000
    2.0 mm0.0787"
    85 mm56 mmRound
    2 mmStandard
    88455A1140000
    2.4 mm0.0945"
    95 mm62 mmRound
    2.4 mmStandard
    88455A1160000
    2.5 mm0.0984"
    95 mm62 mmRound
    2.5 mmStandard
    29315A31100000
    2.5 mm0.0984"
    160 mm95 mmRound
    2.5 mmStandard
    88455A3600000
    2.8 mm0.1102"
    100 mm66 mmRound
    2.8 mmStandard
    88455A1170000
    3.0 mm0.1181"
    100 mm66 mmRound
    3 mmStandard
    29315A31200000
    3.0 mm0.1181"
    160 mm94 mmRound
    3 mmStandard
    88455A3700000
    3.0 mm0.1181"
    200 mm144 mmRound
    3 mmStandard
    88455A5700000
    3.3 mm
    0.13"
    160 mm93.4 mmRound
    3.3 mmStandard
    88455A3800000
    3.5 mm
    0.1378"
    160 mm92.9 mmRound
    3.5 mmStandard
    88455A3900000
    4.0 mm0.1575"
    160 mm91.9 mmRound
    4 mmStandard
    88455A4200000
    4.0 mm0.1575"
    200 mm141.9 mmRound
    4 mmStandard
    88455A6200000
    4.0 mm0.1575"
    315 mm241.9 mmRound
    4 mmStandard
    88455A7200000
    4.2 mm
    0.1654"
    119 mm78 mmRound
    4.2 mmStandard
    88455A11800000
    5.0 mm0.1968"
    132 mm87 mmRound
    5 mmStandard
    29315A31300000
    5.0 mm0.1968"
    160 mm89.9 mmRound
    5 mmStandard
    88455A4400000
    5.0 mm0.1968"
    200 mm139.9 mmRound
    5 mmStandard
    88455A6400000
    5.0 mm0.1968"
    315 mm239.9 mmRound
    5 mmStandard
    88455A7400000
    5.5 mm
    0.2165"
    200 mm139 mmRound
    5.5 mmStandard
    88455A6500000
    5.8 mm
    0.2283"
    139 mm91 mmRound
    5.8 mmStandard
    88455A11900000
    5.9 mm
    0.2323"
    139 mm91 mmRound
    5.9 mmStandard
    88455A12100000
    6.0 mm0.2362"
    200 mm138 mmRound
    6 mmStandard
    88455A6600000
    6.0 mm0.2362"
    315 mm238 mmRound
    6 mmStandard
    88455A7600000
    6.3 mm
    0.248"
    148 mm97 mmRound
    6.3 mmStandard
    88455A12200000
    6.5 mm
    0.2559"
    200 mm136.9 mmRound
    6.5 mmStandard
    88455A6700000
    6.5 mm
    0.2559"
    315 mm236.9 mmRound
    6.5 mmStandard
    88455A77000000
    6.8 mm
    0.2677"
    156 mm102 mmRound
    6.8 mmStandard
    88455A12300000
    7.0 mm0.2756"
    200 mm135.9 mmRound
    7 mmStandard
    88455A6800000
    7.5 mm
    0.2953"
    200 mm134.9 mmRound
    7.5 mmStandard
    88455A6900000
    8.0 mm0.315"
    315 mm233.9 mmRound
    8 mmStandard
    88455A8100000
    8.5 mm
    0.3346"
    165 mm109 mmRound
    8.5 mmStandard
    88455A12400000
    9.0 mm0.3543"
    175 mm115 mmRound
    9 mmStandard
    88455A12500000
    10.0 mm0.3937"
    315 mm229.9 mmRound
    10 mmStandard
    88455A85000000
    10.2 mm
    0.4016"
    184 mm121 mmRound
    10.2 mmStandard
    88455A12600000
    10.5 mm
    0.4134"
    184 mm121 mmRound
    10.5 mmStandard
    88455A12700000
    11.0 mm0.4331"
    195 mm128 mmRound
    11 mmStandard
    88455A12800000
    12.0 mm0.4724"
    315 mm226 mmRound
    12 mmStandard
    88455A88000000
    12.5 mm
    0.4921"
    205 mm134 mmRound
    12.5 mmStandard
    88455A13100000
    13.0 mm0.5118"
    205 mm134 mmRound
    13 mmStandard
    88455A13200000
    15.0 mm0.5906"
    220 mm144 mmRound
    15 mmStandard
    88455A13400000
    16.0 mm0.6299"
    227 mm149 mmRound
    16 mmStandard
    88455A13500000
    17.0 mm0.6693"
    235 mm154 mmRound
    17 mmStandard
    88455A13600000
    18.0 mm0.7087"
    241 mm158 mmRound
    18 mmStandard
    88455A13700000
    20.0 mm0.7874"
    254 mm166 mmRound
    20 mmStandard
    88455A138000000
    80 Ga.
    0.0135"
    1 1/2"0.29"Round
    0.0135"Standard
    3096A1980000
    79 Ga.
    0.0145"
    1 1/2"0.29"Round
    0.0145"Standard
    3096A1970000
    78 Ga.
    0.016"
    1 1/2"0.28"Round
    0.016"Standard
    3096A1960000
    77 Ga.
    0.018"
    1 1/2"0.28"Round
    0.018"Standard
    3096A1950000
    76 Ga.
    0.02"
    1 1/2"0.28"Round
    0.02"Standard
    3096A1940000
    75 Ga.
    0.021"
    1 1/2"0.28"Round
    0.021"Standard
    3096A1930000
    74 Ga.
    0.0225"
    1 1/2"0.27"Round
    0.0225"Standard
    3096A1920000
    73 Ga.
    0.024"
    1 1/2"0.27"Round
    0.024"Standard
    3096A1910000
    72 Ga.
    0.025"
    1 1/2"0.27"Round
    0.025"Standard
    3096A1890000
    71 Ga.
    0.026"
    2"0.71"Round
    0.026"Standard
    3096A1880000
    70 Ga.
    0.028"
    2"0.7"Round
    0.028"Standard
    3096A1870000
    69 Ga.
    0.0292"
    2"0.7"Round
    0.0292"Standard
    3096A1860000
    68 Ga.
    0.031"
    2"0.7"Round
    0.031"Standard
    3096A1850000
    67 Ga.
    0.032"
    2"0.7"Round
    0.032"Standard
    3096A1840000
    66 Ga.
    0.033"
    2"0.7"Round
    0.033"Standard
    3096A1830000
    65 Ga.
    0.035"
    2"0.69"Round
    0.035"Standard
    3096A1820000
    64 Ga.
    0.036"
    2"0.69"Round
    0.036"Standard
    3096A1810000
    63 Ga.
    0.037"
    2"0.69"Round
    0.037"Standard
    3096A1790000
    62 Ga.
    0.038"
    2"0.69"Round
    0.038"Standard
    3096A1780000
    61 Ga.
    0.039"
    2 1/4"1.06"Round
    0.039"Standard
    3096A1770000
    60 Ga.
    0.04"
    2 1/4"1.06"Round
    0.04"Standard
    3096A3760000
    59 Ga.
    0.041"
    2 1/4"1.06"Round
    0.041"Standard
    3096A3750000
    58 Ga.
    0.042"
    2 1/4"1.06"Round
    0.042"Standard
    3096A3740000
    57 Ga.
    0.043"
    2 1/4"1.06"Round
    0.043"Standard
    3096A3730000
    56 Ga.
    0.0465"
    2 1/4"1.05"Round
    0.0465"Standard
    3096A3720000
    55 Ga.
    0.052"
    3"1.67"Round
    0.052"Standard
    3096A3710000
    54 Ga.
    0.055"
    3"1.66"Round
    0.055"Standard
    3096A3690000
    53 Ga.
    0.0595"
    3"1.66"Round
    0.0595"Standard
    3096A3680000
    52 Ga.
    0.0635"
    3 3/4"1.9"Round
    0.0635"Standard
    3096A3670000
    51 Ga.
    0.067"
    3 3/4"1.9"Round
    0.067"Standard
    3096A3660000
    50 Ga.
    0.07"
    3 3/4"1.89"Round
    0.07"Standard
    3096A3650000
    49 Ga.
    0.073"
    3 3/4"1.89"Round
    0.073"Standard
    3096A3640000
    48 Ga.
    0.076"
    3 3/4"1.88"Round
    0.076"Standard
    3096A3630000
    47 Ga.
    0.0785"
    4 1/4"2.13"Round
    0.0785"Standard
    3096A3620000
    46 Ga.
    0.081"
    4 1/4"2.12"Round
    0.081"Standard
    3096A3610000
    45 Ga.
    0.082"
    4 1/4"2.12"Round
    0.082"Standard
    3096A3590000
    44 Ga.
    0.086"
    4 1/4"2.12"Round
    0.086"Standard
    3096A3580000
    43 Ga.
    0.089"
    4 1/4"2.11"Round
    0.089"Standard
    3096A3570000
    42 Ga.
    0.0935"
    4 1/4"2.11"Round
    0.0935"Standard
    3096A3560000
    41 Ga.
    0.096"
    4 5/8"2.35"Round
    0.096"Standard
    3096A3550000
    40 Ga.
    0.098"
    4 5/8"2.35"Round
    0.098"Standard
    3096A3540000
    39 Ga.
    0.0995"
    4 5/8"2.35"Round
    0.0995"Standard
    3096A3530000
    38 Ga.
    0.1015"
    4 5/8"2.34"Round
    0.1015"Standard
    3096A35200000
    37 Ga.
    0.104"
    4 5/8"2.34"Round
    0.104"Standard
    3096A35100000
    36 Ga.
    0.1065"
    4 5/8"2.34"Round
    0.1065"Standard
    3096A34900000
    35 Ga.
    0.11"
    5 1/8"2.58"Round
    0.11"Standard
    3096A34800000
    34 Ga.
    0.111"
    5 1/8"2.58"Round
    0.111"Standard
    3096A34700000
    33 Ga.
    0.113"
    5 1/8"2.58"Round
    0.113"Standard
    3096A34600000
    32 Ga.
    0.116"
    5 1/8"2.57"Round
    0.116"Standard
    3096A34500000
    31 Ga.
    0.12"
    5 1/8"2.57"Round
    0.12"Standard
    3096A34400000
    30 Ga.
    0.1285"
    5 3/8"2.8"Round
    0.1285"Standard
    3096A34300000
    29 Ga.
    0.136"
    5 3/8"2.79"Round
    0.136"Standard
    3096A34200000
    28 Ga.
    0.1405"
    5 3/8"2.78"Round
    0.1405"Standard
    3096A34100000
    27 Ga.
    0.144"
    5 3/8"2.78"Round
    0.144"Standard
    3096A33900000
    26 Ga.
    0.147"
    5 3/8"2.78"Round
    0.147"Standard
    3096A33800000
    25 Ga.
    0.1495"
    5 3/8"2.77"Round
    0.1495"Standard
    3096A33700000
    24 Ga.
    0.152"
    5 3/8"2.77"Round
    0.152"Standard
    3096A33600000
    23 Ga.
    0.154"
    5 3/8"2.76"Round
    0.154"Standard
    3096A33500000
    22 Ga.
    0.157"
    5 3/4"3.14"Round
    0.157"Standard
    3096A33400000
    21 Ga.
    0.159"
    5 3/4"3.13"Round
    0.159"Standard
    3096A33300000
    20 Ga.
    0.161"
    5 3/4"3.13"Round
    0.161"Standard
    3096A33200000
    19 Ga.
    0.166"
    5 3/4"3.12"Round
    0.166"Standard
    3096A33100000
    18 Ga.
    0.1695"
    5 3/4"3.12"Round
    0.1695"Standard
    3096A32900000
    17 Ga.
    0.173"
    5 3/4"3.11"Round
    0.173"Standard
    3096A32800000
    16 Ga.
    0.177"
    5 3/4"3.11"Round
    0.177"Standard
    3096A32700000
    15 Ga.
    0.18"
    5 3/4"3.1"Round
    0.18"Standard
    3096A32600000
    14 Ga.
    0.182"
    5 3/4"3.1"Round
    0.182"Standard
    3096A32500000
    13 Ga.
    0.185"
    5 3/4"3.09"Round
    0.185"Standard
    3096A32400000
    12 Ga.
    0.189"
    6"3.34"Round
    0.189"Standard
    3096A32300000
    11 Ga.
    0.191"
    6"3.33"Round
    0.191"Standard
    3096A32200000
    10 Ga.
    0.1935"
    6"3.33"Round
    0.1935"Standard
    3096A32100000
    9 Ga.
    0.196"
    6"3.33"Round
    0.196"Standard
    3096A31900000
    8 Ga.
    0.199"
    6"3.27"Round
    0.199"Standard
    3096A31800000
    7 Ga.
    0.201"
    6"3.32"Round
    0.201"Standard
    3096A31700000
    6 Ga.
    0.204"
    6"3.31"Round
    0.204"Standard
    3096A31600000
    5 Ga.
    0.2055"
    6"3.31"Round
    0.2055"Standard
    3096A31500000
    4 Ga.
    0.209"
    6"3.31"Round
    0.209"Standard
    3096A31400000
    3 Ga.
    0.213"
    6"3.3"Round
    0.213"Standard
    3096A31300000
    2 Ga.
    0.221"
    6 1/8"3.41"Round
    0.221"Standard
    3096A31200000
    1 Ga.
    0.228"
    6 1/8"3.4"Round
    0.228"Standard
    3096A31100000
    A
    0.234"
    6 1/8"3.39"Round
    0.234"Standard
    3110A5100000
    B
    0.238"
    6 1/8"3.39"Round
    0.238"Standard
    3110A5200000
    C
    0.242"
    6 1/8"3.38"Round
    0.242"Standard
    3110A5300000
    D
    0.246"
    6 1/8"3.38"Round
    0.246"Standard
    3110A5400000
    E
    0.25"
    6 1/8"3.37"Round
    1/4"Standard
    3110A5500000
    F
    0.257"
    6 1/4"3.49"Round
    0.257"Standard
    3110A5600000
    G
    0.261"
    6 1/4"3.48"Round
    0.261"Standard
    3110A5700000
    H
    0.266"
    6 1/4"3.47"Round
    0.266"Standard
    3110A5800000
    I
    0.272"
    6 1/4"3.46"Round
    0.272"Standard
    3110A5900000
    J
    0.277"
    6 1/4"3.46"Round
    0.277"Standard
    3110A6100000
    K
    0.281"
    6 1/4"3.45"Round
    0.281"Standard
    3110A6200000
    L
    0.29"
    6 3/8"3.56"Round
    0.29"Standard
    3110A6300000
    M
    0.295"
    6 3/8"3.55"Round
    0.295"Standard
    3110A6400000
    N
    0.302"
    6 3/8"3.54"Round
    0.302"Standard
    3110A6500000
    O
    0.316"
    6 1/2"3.65"Round
    0.316"Standard
    3110A6600000
    P
    0.323"
    6 1/2"3.64"Round
    0.323"Standard
    3110A6700000
    Q
    0.332"
    6 1/2"3.62"Round
    0.332"Standard
    3110A6800000
    R
    0.339"
    6 1/2"3.61"Round
    0.339"Standard
    3110A6900000
    S
    0.348"
    6 3/4"3.72"Round
    0.348"Standard
    3110A7100000
    T
    0.358"
    6 3/4"3.71"Round
    0.358"Standard
    3110A7200000
    U
    0.368"
    6 3/4"3.69"Round
    0.368"Standard
    3110A7300000
    V
    0.377"
    7"3.81"Round
    0.377"Standard
    3110A7400000
    W
    0.386"
    7"3.79"Round
    0.386"Standard
    3110A7500000
    X
    0.397"
    7"3.78"Round
    0.397"Standard
    3110A7600000
    Y
    0.404"
    7"3.76"Round
    0.404"Standard
    3110A7700000
    Z
    0.413"
    7 1/4"4"Round
    0.413"Standard
    3110A7800000
     
    Titanium Nitride (TiN) Coated
    3/64"
    0.0469"
    2 1/4"1.13"Round
    3/64"Standard
    28965A8110000
    1/16"
    0.0625"
    3"1.75"Round
    1/16"Standard
    28965A8120000
    5/64"
    0.0781"
    3 3/4"2"Round
    5/64"Standard
    28965A8130000
    3/32"
    0.0938"
    4 1/4"2.25"Round
    3/32"Standard
    28965A8140000
    7/64"
    0.1094"
    4 5/8"2.5"Round
    7/64"Standard
    28965A8150000
    1/8"
    0.125"
    5 1/8"2.75"Round
    1/8"Standard
    28965A7310000
    9/64"
    0.1406"
    5 3/8"3"Round
    9/64"Standard
    28965A73200000
    5/32"
    0.1563"
    5 3/8"3"Round
    5/32"Standard
    28965A73300000
    11/64"
    0.1719"
    5 3/4"3.38"Round
    11/64"Standard
    28965A73400000
    3/16"
    0.1875"
    5 3/4"3.38"Round
    3/16"Standard
    28965A73500000
    13/64"
    0.2031"
    6"3.63"Round
    13/64"Standard
    28965A73600000
    7/32"
    0.2188"
    6"3.63"Round
    7/32"Standard
    28965A73700000
    15/64"
    0.2344"
    6 1/8"3.75"Round
    15/64"Standard
    28965A73800000
    1/4"
    0.25"
    6 1/8"3.75"Round
    1/4"Standard
    28965A73900000
    17/64"
    0.2656"
    6 1/4"3.88"Round
    17/64"Standard
    28965A74100000
    9/32"
    0.2813"
    6 1/4"3.88"Round
    9/32"Standard
    28965A74200000
    19/64"
    0.2969"
    6 3/8"4"Round
    19/64"Standard
    28965A74300000
    5/16"
    0.3125"
    6 3/8"4"Round
    5/16"Standard
    28965A74400000
    21/64"
    0.3281"
    6 1/2"4.13"Round
    21/64"Standard
    28965A74500000
    11/32"
    0.3438"
    6 1/2"4.13"Round
    11/32"Standard
    28965A74600000
    3/8"
    0.375"
    6 3/4"4.25"Round
    3/8"Standard
    28965A74800000
    25/64"
    0.3906"
    7"4.38"Round
    25/64"Standard
    28965A74900000
    13/32"
    0.4063"
    7"4.38"Round
    13/32"Standard
    28965A75100000
    27/64"
    0.4219"
    7 1/4"4.63"Round
    27/64"Standard
    28965A75200000
    7/16"
    0.4375"
    7 1/4"4.63"Round
    7/16"Standard
    28965A75300000
    31/64"
    0.4844"
    7 3/4"4.75"Round
    31/64"Standard
    28965A81600000
    1/2"
    0.5"
    7 3/4"4.75"Round
    1/2"Standard
    28965A75700000
    17/32"
    0.5313"
    8"4.75"Round
    17/32"Standard
    28965A81700000
    9/16"
    0.5625"
    8 1/4"4.88"Round
    9/16"Standard
    28965A81800000
    5/8"
    0.625"
    8 3/4"4.88"Round
    5/8"Standard
    28965A81900000
    76 Ga.
    0.02"
    1 1/2"0.31"Round
    0.02"Standard
    28965A8210000
    68 Ga.
    0.031"
    2"0.75"Round
    0.031"Standard
    28965A8220000
    60 Ga.
    0.04"
    2 1/4"1.13"Round
    0.04"Standard
    28965A8230000
    55 Ga.
    0.052"
    3"1.75"Round
    0.052"Standard
    28965A8240000
    54 Ga.
    0.055"
    3"1.75"Round
    0.055"Standard
    28965A8250000
    53 Ga.
    0.0595"
    3"1.75"Round
    0.0595"Standard
    28965A8260000
    51 Ga.
    0.067"
    3 3/4"2"Round
    0.067"Standard
    28965A8270000
    50 Ga.
    0.07"
    3 3/4"2"Round
    0.07"Standard
    28965A8280000
    43 Ga.
    0.089"
    4 1/4"2.25"Round
    0.089"Standard
    28965A8290000
    36 Ga.
    0.1065"
    4 5/8"2.5"Round
    0.1065"Standard
    28965A83100000
    30 Ga.
    0.1285"
    5 3/8"3"Round
    0.1285"Standard
    28965A83200000
    29 Ga.
    0.136"
    5 3/8"3"Round
    0.136"Standard
    28965A83300000
    25 Ga.
    0.1495"
    5 3/8"3"Round
    0.1495"Standard
    28965A83400000
    21 Ga.
    0.159"
    5 3/4"3.38"Round
    0.159"Standard
    28965A83500000
    7 Ga.
    0.201"
    6"3.63"Round
    0.201"Standard
    28965A83600000
    C
    0.242"
    6 1/8"3.75"Round
    0.242"Standard
    28965A83700000
    F
    0.257"
    6 1/4"3.88"Round
    0.257"Standard
    28965A83800000
    Q
    0.332"
    6 1/2"4.13"Round
    0.332"Standard
    28965A83900000
     
    Uncoated
    1/16"
    0.0625"
    3"1.75"Round
    1/16"Standard
    2939A610000
    5/64"
    0.0781"
    3 3/4"2"Round
    5/64"Standard
    2939A620000
    3/32"
    0.0938"
    4 1/4"2.25"Round
    3/32"Standard
    2939A630000
    7/64"
    0.1094"
    4 5/8"2.5"Round
    7/64"Standard
    2939A640000
    1/8"
    0.125"
    5 1/8"2.75"Round
    1/8"Standard
    2939A650000
    1/8"
    0.125"
    8"5.75"Round
    1/8"Standard
    29515A6100000
    1/8"
    0.125"
    12"8.75"Round
    1/8"Standard
    2939A1100000
    9/64"
    0.1406"
    5 3/8"3"Round
    9/64"Standard
    2939A660000
    9/64"
    0.1406"
    12"8.71"Round
    9/64"Standard
    2939A1200000
    5/32"
    0.1563"
    8"5.68"Round
    5/32"Standard
    29515A6200000
    5/32"
    0.1563"
    12"8.68"Round
    5/32"Standard
    2939A1300000
    11/64"
    0.1719"
    5 3/4"3.38"Round
    11/64"Standard
    2939A670000
    11/64"
    0.1719"
    12"8.65"Round
    11/64"Standard
    2939A1400000
    3/16"
    0.1875"
    5 3/4"3.38"Round
    3/16"Standard
    2939A680000
    3/16"
    0.1875"
    8"5.62"Round
    3/16"Standard
    29515A6300000
    3/16"
    0.1875"
    12"8.62"Round
    3/16"Standard
    2939A1500000
    13/64"
    0.2031"
    6"3.63"Round
    13/64"Standard
    2939A690000
    13/64"
    0.2031"
    12"8.59"Round
    13/64"Standard
    2939A1600000
    7/32"
    0.2188"
    6"3.63"Round
    7/32"Standard
    2939A710000
    7/32"
    0.2188"
    8"5.56"Round
    7/32"Standard
    29515A6400000
    7/32"
    0.2188"
    12"8.56"Round
    7/32"Standard
    2939A1700000
    15/64"
    0.2344"
    6 1/8"3.75"Round
    15/64"Standard
    2939A720000
    15/64"
    0.2344"
    12"8.53"Round
    15/64"Standard
    2939A1800000
    1/4"
    0.25"
    6 1/8"3.75"Round
    1/4"Standard
    2939A730000
    1/4"
    0.25"
    8"5.5"Round
    1/4"Standard
    29515A6500000
    1/4"
    0.25"
    12"8.5"Round
    1/4"Standard
    2939A1900000
    1/4"
    0.25"
    18"12.5"Round
    1/4"Standard
    2955A1500000
    17/64"
    0.2656"
    6 1/4"3.88"Round
    17/64"Standard
    2939A7400000
    17/64"
    0.2656"
    12"8.46"Round
    17/64"Standard
    2939A2100000
    17/64"
    0.2656"
    18"12.46"Round
    17/64"Standard
    2955A1600000
    9/32"
    0.2813"
    6 1/4"3.88"Round
    9/32"Standard
    2939A7500000
    9/32"
    0.2813"
    8"5.43"Round
    9/32"Standard
    29515A6600000
    9/32"
    0.2813"
    12"8.43"Round
    9/32"Standard
    2939A2200000
    9/32"
    0.2813"
    18"12.43"Round
    9/32"Standard
    2955A1700000
    19/64"
    0.2969"
    12"8.4"Round
    19/64"Standard
    2939A2300000
    5/16"
    0.3125"
    6 3/8"4"Round
    5/16"Standard
    2939A7600000
    5/16"
    0.3125"
    8"5.37"Round
    5/16"Standard
    29515A6700000
    5/16"
    0.3125"
    12"8.37"Round
    5/16"Standard
    2939A2400000
    5/16"
    0.3125"
    18"12.37"Round
    5/16"Standard
    2955A1900000
    21/64"
    0.3281"
    6 1/2"4.13"Round
    21/64"Standard
    2939A7700000
    21/64"
    0.3281"
    12"8.34"Round
    21/64"Standard
    2939A2500000
    21/64"
    0.3281"
    18"12.34"Round
    21/64"Standard
    2955A2100000
    11/32"
    0.3438"
    6 1/2"4.13"Round
    11/32"Standard
    2939A7800000
    11/32"
    0.3438"
    8"5.31"Round
    11/32"Standard
    29515A6800000
    11/32"
    0.3438"
    12"8.31"Round
    11/32"Standard
    2939A2600000
    11/32"
    0.3438"
    18"12.31"Round
    11/32"Standard
    2955A2200000
    23/64"
    0.3594"
    12"8.28"Round
    23/64"Standard
    2939A2700000
    23/64"
    0.3594"
    18"12.28"Round
    23/64"Standard
    2955A2300000
    3/8"
    0.375"
    6 3/4"4.25"Round
    3/8"Standard
    2939A7900000
    3/8"
    0.375"
    8"5.25"Round
    3/8"Standard
    29515A6900000
    3/8"
    0.375"
    12"8.25"Round
    3/8"Standard
    2939A2800000
    3/8"
    0.375"
    18"12.25"Round
    3/8"Standard
    2955A2400000
    25/64"
    0.3906"
    7"4.38"Round
    25/64"Standard
    2939A8100000
    25/64"
    0.3906"
    12"8.21"Round
    25/64"Standard
    2939A2900000
    25/64"
    0.3906"
    18"12.21"Round
    25/64"Standard
    2955A2500000
    13/32"
    0.4063"
    8"5.18"Round
    13/32"Standard
    29515A7100000
    13/32"
    0.4063"
    12"8.18"Round
    13/32"Standard
    2939A3100000
    13/32"
    0.4063"
    18"12.18"Round
    13/32"Standard
    2955A2600000
    27/64"
    0.4219"
    12"8.15"Round
    27/64"Standard
    2939A3200000
    27/64"
    0.4219"
    18"12.15"Round
    27/64"Standard
    2955A2700000
    7/16"
    0.4375"
    7 1/4"4.63"Round
    7/16"Standard
    2939A8200000
    7/16"
    0.4375"
    8"5.12"Round
    7/16"Standard
    29515A7200000
    7/16"
    0.4375"
    12"8.12"Round
    7/16"Standard
    2939A3300000
    7/16"
    0.4375"
    18"12.12"Round
    7/16"Standard
    2955A2800000
    29/64"
    0.4531"
    12"8.09"Round
    29/64"Standard
    2939A3400000
    15/32"
    0.4688"
    8"5.06"Round
    15/32"Standard
    29515A7300000
    15/32"
    0.4688"
    12"8.06"Round
    15/32"Standard
    2939A3500000
    31/64"
    0.4844"
    12"8.03"Round
    31/64"Standard
    2939A3600000
    31/64"
    0.4844"
    18"12.03"Round
    31/64"Standard
    2955A3200000
    1/2"
    0.5"
    8"5"Round
    1/2"Standard
    29515A7400000
    1/2"
    0.5"
    12"8"Round
    1/2"Standard
    2939A3700000
    1/2"
    0.5"
    18"12"Round
    1/2"Standard
    2955A3300000
    17/32"
    0.5313"
    8"4.75"Round
    17/32"Standard
    2939A8300000
    9/16"
    0.5625"
    8 1/4"4.88"Round
    9/16"Standard
    2939A8400000
    5/8"
    0.625"
    8 3/4"4.88"Round
    5/8"Standard
    2939A8500000
    11/16"
    0.6875"
    9 1/4"5.38"Round
    11/16"Standard
    2939A9100000
    1.0 mm0.0394"
    56 mm30.9 mmRound
    1 mmStandard
    3083A1110000
    1.25 mm
    0.0492"
    65 mm41 mmRound
    1.25 mmStandard
    2939A860000
    1.5 mm0.0591"
    70 mm42.2 mmRound
    1.5 mmStandard
    3083A1160000
    1.5 mm0.0591"
    160 mm96.9 mmRound
    1.5 mmStandard
    88455A3200000
    2.0 mm0.0787"
    85 mm52.3 mmRound
    2 mmStandard
    3083A1220000
    2.0 mm0.0787"
    160 mm96 mmRound
    2 mmStandard
    88455A3400000
    2.5 mm0.0984"
    95 mm56.9 mmRound
    2.5 mmStandard
    3083A1280000
    3.0 mm0.1181"
    100 mm59.8 mmRound
    3 mmStandard
    3083A1330000
    3.3 mm
    0.13"
    106 mm62.4 mmRound
    3.3 mmStandard
    3083A1360000
    3.5 mm
    0.1378"
    112 mm66 mmRound
    3.5 mmStandard
    3083A1380000
    4.0 mm0.1575"
    119 mm69.7 mmRound
    4 mmStandard
    3083A1440000
    4.2 mm
    0.1654"
    119 mm69.3 mmRound
    4.2 mmStandard
    3083A1460000
    4.5 mm
    0.1772"
    126 mm72.7 mmRound
    4.5 mmStandard
    3083A1490000
    5.0 mm0.1968"
    132 mm77.3 mmRound
    5 mmStandard
    3083A1550000
    5.5 mm
    0.2165"
    139 mm80.2 mmRound
    5.5 mmStandard
    3083A15900000
    6.0 mm0.2362"
    139 mm79.2 mmRound
    6 mmStandard
    3083A16500000
    6.5 mm
    0.2559"
    148 mm83.8 mmRound
    6.5 mmStandard
    3083A16900000
    6.8 mm
    0.2678"
    156 mm88.7 mmRound
    6.8 mmStandard
    3083A17100000
    7.0 mm0.2756"
    156 mm88.3 mmRound
    7 mmStandard
    3083A17200000
    8.0 mm0.315"
    165 mm92.7 mmRound
    8 mmStandard
    3083A17600000
    8.5 mm
    0.3346"
    165 mm91.7 mmRound
    8.5 mmStandard
    3083A17800000
    9.0 mm0.3543"
    175 mm97 mmRound
    9 mmStandard
    3083A18200000
    10.0 mm0.3937"
    184 mm100.6 mmRound
    10 mmStandard
    3083A18600000
    13.0 mm0.5118"
    205 mm108.1 mmRound
    13 mmStandard
    3083A19900000
    14.0 mm0.5512"
    214 mm111.6 mmRound
    14 mmStandard
    3083A20400000
    15.0 mm0.5905"
    220 mm114.4 mmRound
    15 mmStandard
    3083A20900000
    16.0 mm0.6299"
    227 mm117.2 mmRound
    16 mmStandard
    3083A21200000
     

    Cobalt Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. Cobalt Steel Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Split. Front orientation. Contains Border. Split Point. For Metal.

    Split

    Tough and wear resistant, cobalt steel bits last at least twice as long as high-speed steel. They can also run up to 25% faster at higher temperatures without being damaged on hard materials, such as nickel.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Uncoated—Polished to eject chips, these are also known as bright finish bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/16"
    0.0625"
    3"1.62"Round
    1/16"Split
    3063A11100000
    5/64"
    0.0781"
    3 3/4"1.84"Round
    5/64"Split
    3063A11200000
    3/32"
    0.0938"
    4 1/4"2.06"Round
    3/32"Split
    3063A11300000
    3/32"
    0.0938"
    8"5.5"Round
    3/32"Split
    3168A1100000
    7/64"
    0.1094"
    4 5/8"2.28"Round
    7/64"Split
    3063A11400000
    1/8"
    0.125"
    5 1/8"2.5"Round
    1/8"Split
    3063A11500000
    1/8"
    0.125"
    8"5.5"Round
    1/8"Split
    3168A1200000
    1/8"
    0.125"
    12"9"Round
    1/8"Split
    3168A3100000
    9/64"
    0.1406"
    5 3/8"2.71"Round
    9/64"Split
    3063A11600000
    5/32"
    0.1563"
    5 3/8"2.68"Round
    5/32"Split
    3063A11700000
    5/32"
    0.1563"
    8"5.5"Round
    5/32"Split
    3168A1300000
    11/64"
    0.1719"
    5 3/4"3.03"Round
    11/64"Split
    3063A11800000
    3/16"
    0.1875"
    5 3/4"3"Round
    3/16"Split
    3063A11900000
    3/16"
    0.1875"
    8"5.5"Round
    3/16"Split
    3168A1400000
    3/16"
    0.1875"
    12"9"Round
    3/16"Split
    3168A3200000
    13/64"
    0.2031"
    6"3.21"Round
    13/64"Split
    3063A12100000
    7/32"
    0.2188"
    6"3.18"Round
    7/32"Split
    3063A12200000
    15/64"
    0.2344"
    6 1/8"3.28"Round
    15/64"Split
    3063A12300000
    1/4"
    0.25"
    6 1/8"3.25"Round
    1/4"Split
    3063A12400000
    1/4"
    0.25"
    8"5.5"Round
    1/4"Split
    3168A1500000
    1/4"
    0.25"
    12"9"Round
    1/4"Split
    3168A3300000
    17/64"
    0.2656"
    6 1/4"3.34"Round
    17/64"Split
    3063A12500000
    17/64"
    0.2656"
    8"5.5"Round
    17/64"Split
    3168A1600000
    9/32"
    0.2813"
    6 1/4"3.31"Round
    9/32"Split
    3063A12600000
    9/32"
    0.2813"
    8"5.5"Round
    9/32"Split
    3168A1700000
    5/16"
    0.3125"
    6 3/8"3.37"Round
    5/16"Split
    3063A12800000
    5/16"
    0.3125"
    8"5.5"Round
    5/16"Split
    3168A1900000
    5/16"
    0.3125"
    12"9"Round
    5/16"Split
    3168A3400000
    21/64"
    0.3281"
    6 1/2"3.46"Round
    21/64"Split
    3063A12900000
    11/32"
    0.3438"
    6 1/2"3.43"Round
    11/32"Split
    3063A13100000
    3/8"
    0.375"
    6 3/4"3.5"Round
    3/8"Split
    3063A13300000
    3/8"
    0.375"
    8"5.5"Round
    3/8"Split
    3168A2200000
    3/8"
    0.375"
    12"9"Round
    3/8"Split
    3168A3500000
    25/64"
    0.3906"
    7"3.59"Round
    25/64"Split
    3063A13400000
    7/16"
    0.4375"
    7 1/4"3.75"Round
    7/16"Split
    3063A13700000
    7/16"
    0.4375"
    8"5.5"Round
    7/16"Split
    3168A2500000
    7/16"
    0.4375"
    12"9"Round
    7/16"Split
    3168A3600000
    1/2"
    0.5"
    7 3/4"3.75"Round
    1/2"Split
    3063A14200000
    1/2"
    0.5"
    12"9"Round
    1/2"Split
    3168A3700000
    17/32"
    0.5313"
    8"3.68"Round
    17/32"Split
    3063A14400000
    9/16"
    0.5625"
    8 1/4"3.75"Round
    9/16"Split
    3063A14600000
    9/16"
    0.5625"
    12"9"Round
    9/16"Split
    3168A38000000
    5/8"
    0.625"
    8 3/4"3.62"Round
    5/8"Split
    3063A15100000
    5/8"
    0.625"
    12"9"Round
    5/8"Split
    3168A39000000
    21/32"
    0.6563"
    9"3.81"Round
    21/32"Split
    3063A153000000
    11/16"
    0.6875"
    9 1/4"4"Round
    11/16"Split
    3063A155000000
    11/16"
    0.6875"
    12"9"Round
    11/16"Split
    3168A42000000
    3/4"
    0.75"
    9 3/4"4.37"Round
    3/4"Split
    3063A159000000
    1"
    1"
    11"4.37"Round
    1"Split
    3063A177000000
    40 Ga.
    0.098"
    4 5/8"2.3"Round
    0.098"Split
    88555A8500000
    39 Ga.
    0.0995"
    4 5/8"2.3"Round
    0.0995"Split
    88555A8400000
    36 Ga.
    0.1065"
    4 5/8"2.3"Round
    0.1065"Split
    88555A8100000
    35 Ga.
    0.11"
    5 1/8"2.5"Round
    0.11"Split
    88555A7500000
    34 Ga.
    0.111"
    5 1/8"2.5"Round
    0.111"Split
    88555A7400000
    33 Ga.
    0.113"
    5 1/8"2.5"Round
    0.113"Split
    88555A7300000
    32 Ga.
    0.116"
    5 1/8"2.5"Round
    0.116"Split
    88555A7200000
    31 Ga.
    0.12"
    5 1/8"2.5"Round
    0.12"Split
    88555A7100000
    30 Ga.
    0.1285"
    5 3/8"2.7"Round
    0.1285"Split
    88555A6400000
    29 Ga.
    0.136"
    5 3/8"2.7"Round
    0.136"Split
    88555A6300000
    28 Ga.
    0.1405"
    5 3/8"2.7"Round
    0.1405"Split
    88555A6200000
    27 Ga.
    0.144"
    5 3/8"2.7"Round
    0.144"Split
    88555A5600000
    26 Ga.
    0.147"
    5 3/8"2.7"Round
    0.147"Split
    88555A5500000
    25 Ga.
    0.1495"
    5 3/8"2.7"Round
    0.1495"Split
    88555A5400000
    24 Ga.
    0.152"
    5 3/8"2.7"Round
    0.152"Split
    88555A5300000
    22 Ga.
    0.157"
    5 3/4"3.1"Round
    0.157"Split
    88555A5100000
    21 Ga.
    0.159"
    5 3/4"3.1"Round
    0.159"Split
    88555A4900000
    20 Ga.
    0.161"
    5 3/4"3"Round
    0.161"Split
    88555A4800000
    19 Ga.
    0.166"
    5 3/4"3"Round
    0.166"Split
    88555A4700000
    18 Ga.
    0.1695"
    5 3/4"3"Round
    0.1695"Split
    88555A4600000
    17 Ga.
    0.173"
    5 3/4"3"Round
    0.173"Split
    88555A4500000
    16 Ga.
    0.177"
    5 3/4"3"Round
    0.177"Split
    88555A4400000
    15 Ga.
    0.18"
    5 3/4"3"Round
    0.18"Split
    88555A4300000
    14 Ga.
    0.182"
    5 3/4"3"Round
    0.182"Split
    88555A4200000
    13 Ga.
    0.185"
    5 3/4"3"Round
    0.185"Split
    88555A4100000
    12 Ga.
    0.189"
    6"3.2"Round
    0.189"Split
    88555A3900000
    11 Ga.
    0.191"
    6"3.2"Round
    0.191"Split
    88555A3800000
    10 Ga.
    0.1935"
    6"3.2"Round
    0.1935"Split
    88555A3700000
    9 Ga.
    0.196"
    6"3.23"Round
    0.196"Split
    88555A3600000
    8 Ga.
    0.199"
    6"3.22"Round
    0.199"Split
    88555A3500000
    7 Ga.
    0.201"
    6"3.22"Round
    0.201"Split
    88555A3400000
    5 Ga.
    0.2055"
    6"3.21"Round
    0.2055"Split
    88555A3200000
    4 Ga.
    0.209"
    6"3.2"Round
    0.209"Split
    88555A3100000
    3 Ga.
    0.213"
    6"3.19"Round
    0.213"Split
    88555A2900000
    2 Ga.
    0.221"
    6 1/8"3.3"Round
    0.221"Split
    88555A2200000
    1 Ga.
    0.228"
    6 1/8"3.3"Round
    0.228"Split
    88555A2100000
     

    Carbide-Tipped Drill Bits

    Image of Product. Front orientation. Drill Bits. Carbide-Tipped Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Standard. Front orientation. Contains Border. Standard Point. For Metal.

    Standard

    Performance similar to solid carbide but at a lower price point. Like carbide bits, these are stronger than cobalt and high-speed steel and maintain their sharp edges when drilling abrasive material. However, when drilling tough metals like iron and hardened steel, upgrade to carbide for longer life.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/8"
    0.125"
    5 1/8"2.44"Round
    1/8"Standard
    29465A11000000
    9/64"
    0.1406"
    5 3/8"2.65"Round
    9/64"Standard
    29465A1200000
    5/32"
    0.1563"
    5 3/8"2.61"Round
    5/32"Standard
    29465A1300000
    11/64"
    0.1719"
    5 3/4"2.95"Round
    11/64"Standard
    29465A1400000
    3/16"
    0.1875"
    5 3/4"2.91"Round
    3/16"Standard
    29465A1500000
    13/64"
    0.2031"
    6"3.12"Round
    13/64"Standard
    29465A1600000
    7/32"
    0.2188"
    6"3.08"Round
    7/32"Standard
    29465A1700000
    15/64"
    0.2344"
    6 1/8"3.16"Round
    15/64"Standard
    29465A1800000
    1/4"
    0.25"
    6 1/8"3.13"Round
    1/4"Standard
    29465A1900000
    17/64"
    0.2656"
    6 1/4"3.34"Round
    17/64"Standard
    29465A2100000
    9/32"
    0.2813"
    6 1/4"3.31"Round
    9/32"Standard
    29465A2200000
    5/16"
    0.3125"
    6 3/8"3.38"Round
    5/16"Standard
    29465A2400000
    11/32"
    0.3438"
    6 1/2"3.44"Round
    11/32"Standard
    29465A2600000
    23/64"
    0.3594"
    6 3/4"3.53"Round
    23/64"Standard
    29465A2700000
    3/8"
    0.375"
    6 3/4"3.5"Round
    3/8"Standard
    29465A2800000
    13/32"
    0.4063"
    7"3.56"Round
    13/32"Standard
    29465A3100000
    27/64"
    0.4219"
    7 1/4"3.78"Round
    27/64"Standard
    29465A3200000
    7/16"
    0.4375"
    7 1/4"3.75"Round
    7/16"Standard
    29465A3300000
    1/2"
    0.5"
    7 3/4"4"Round
    1/2"Standard
    29465A3700000
    33/64"
    0.5156"
    8"3.98"Round
    33/64"Standard
    29465A3800000
    17/32"
    0.5313"
    8"3.95"Round
    17/32"Standard
    29465A3900000
    9/16"
    0.5625"
    8 1/4"4.03"Round
    9/16"Standard
    29465A4200000
    39/64"
    0.6094"
    8 3/4"3.96"Round
    39/64"Standard
    29465A4500000
    5/8"
    0.625"
    8 3/4"3.94"Round
    5/8"Standard
    29465A4600000
    21/32"
    0.6563"
    9"4.14"Round
    21/32"Standard
    29465A4800000
    11/16"
    0.6875"
    9 1/4"4.34"Round
    11/16"Standard
    29465A5100000
    23/32"
    0.7188"
    9 1/2"4.55"Round
    23/32"Standard
    29465A5300000
    3/4"
    0.75"
    9 3/4"4.75"Round
    3/4"Standard
    29465A5500000
    13/16"
    0.8125"
    10"4.91"Round
    13/16"Standard
    29465A5600000
    7/8"
    0.875"
    10"4.81"Round
    7/8"Standard
    29465A5700000
    1"
    1"
    11"4.88"Round
    1"Standard
    29465A5900000
    5.0 mm0.1969"
    152 mm79 mmRound
    5 mmStandard
    29465A11100000
    5.5 mm
    0.2165"
    152 mm79 mmRound
    5.5 mmStandard
    29465A11200000
    6.0 mm0.2362"
    156 mm81 mmRound
    6 mmStandard
    29465A11300000
    6.5 mm
    0.2559"
    159 mm83 mmRound
    6.5 mmStandard
    29465A11400000
    7.0 mm0.2756"
    159 mm83 mmRound
    7 mmStandard
    29465A11500000
    8.0 mm0.315"
    162 mm86 mmRound
    8 mmStandard
    29465A11600000
    8.5 mm
    0.3346"
    165 mm86 mmRound
    8.5 mmStandard
    29465A11700000
    9.0 mm0.3543"
    171 mm88 mmRound
    9 mmStandard
    29465A11800000
    10.0 mm0.3937"
    178 mm90 mmRound
    10 mmStandard
    29465A11900000
    11.0 mm0.4331"
    184 mm96 mmRound
    11 mmStandard
    29465A12100000
    12.0 mm0.4724"
    191 mm96 mmRound
    12 mmStandard
    29465A12200000
    14.0 mm0.5512"
    210 mm99 mmRound
    14 mmStandard
    29465A123000000
    14.5 mm
    0.5709"
    222 mm99 mmRound
    14.5 mmStandard
    29465A124000000
    18.0 mm0.7087"
    241 mm115 mmRound
    18 mmStandard
    29465A127000000
     

    Chip-Clearing High-Speed Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. Chip-Clearing High-Speed Steel Drill Bits, Extended Length, Parabolic Flute, Round Shank.
    Image of Specification. Split. Front orientation. Contains Border. Split Point. For Metal.

    Extended Length

    Parabolic Flute

    Round Shank

    Split

    With flutes that lift chips out of the hole, you don't have to stop drilling to clear these bits manually. They improve coolant flow to dissipate heat and prevent clogs that can damage the bit and ruin the hole. High-speed steel is good for general purpose drilling in most metals.
    Parabolic Flute—A U-shaped groove on the flutes cuts faster and clears chips more quickly than high-helix bits, so these are better for drilling deeper holes.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Uncoated—The most economical option, uncoated bits perform best when used on low-carbon steel and aluminum. Polished to reduce friction, they're also known as bright finish bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Flute
    Type
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/8"
    0.125"
    8"5.75"ParabolicRound
    1/8"Split
    29745A31000000
    1/8"
    0.125"
    12"8.75"ParabolicRound
    1/8"Split
    29745A6100000
    9/64"
    0.1406"
    8"5.71"ParabolicRound
    9/64"Split
    29745A3200000
    5/32"
    0.1563"
    8"5.68"ParabolicRound
    5/32"Split
    29745A3300000
    5/32"
    0.1563"
    12"8.68"ParabolicRound
    5/32"Split
    29745A6300000
    11/64"
    0.1719"
    8"5.65"ParabolicRound
    11/64"Split
    29745A3400000
    11/64"
    0.1719"
    12"8.65"ParabolicRound
    11/64"Split
    29745A6400000
    3/16"
    0.1875"
    8"5.62"ParabolicRound
    3/16"Split
    29745A3500000
    3/16"
    0.1875"
    12"8.62"ParabolicRound
    3/16"Split
    29745A6500000
    13/64"
    0.2031"
    8"5.59"ParabolicRound
    13/64"Split
    29745A3600000
    13/64"
    0.2031"
    12"8.59"ParabolicRound
    13/64"Split
    29745A6600000
    7/32"
    0.2188"
    8"5.56"ParabolicRound
    7/32"Split
    29745A3700000
    7/32"
    0.2188"
    12"8.56"ParabolicRound
    7/32"Split
    29745A6700000
    15/64"
    0.2344"
    8"5.53"ParabolicRound
    15/64"Split
    29745A3800000
    1/4"
    0.25"
    8"5.5"ParabolicRound
    1/4"Split
    29745A3900000
    1/4"
    0.25"
    12"8.5"ParabolicRound
    1/4"Split
    29745A6900000
    17/64"
    0.2656"
    8"5.46"ParabolicRound
    17/64"Split
    29745A4100000
    17/64"
    0.2656"
    12"8.46"ParabolicRound
    17/64"Split
    29745A7100000
    9/32"
    0.2813"
    8"5.43"ParabolicRound
    9/32"Split
    29745A4200000
    9/32"
    0.2813"
    12"8.43"ParabolicRound
    9/32"Split
    29745A7200000
    5/16"
    0.3125"
    8"5.37"ParabolicRound
    5/16"Split
    29745A4400000
    5/16"
    0.3125"
    12"8.37"ParabolicRound
    5/16"Split
    29745A7400000
    21/64"
    0.3281"
    8"5.34"ParabolicRound
    21/64"Split
    29745A4500000
    21/64"
    0.3281"
    12"8.34"ParabolicRound
    21/64"Split
    29745A7500000
    11/32"
    0.3438"
    8"5.31"ParabolicRound
    11/32"Split
    29745A4600000
    11/32"
    0.3438"
    12"8.31"ParabolicRound
    11/32"Split
    29745A7600000
    23/64"
    0.3594"
    12"8.28"ParabolicRound
    23/64"Split
    29745A7700000
    3/8"
    0.375"
    8"5.25"ParabolicRound
    3/8"Split
    29745A4800000
    3/8"
    0.375"
    12"8.25"ParabolicRound
    3/8"Split
    29745A7800000
    25/64"
    0.3906"
    8"5.21"ParabolicRound
    25/64"Split
    29745A4900000
    25/64"
    0.3906"
    12"8.21"ParabolicRound
    25/64"Split
    29745A7900000
    13/32"
    0.4063"
    12"8.18"ParabolicRound
    13/32"Split
    29745A8100000
    7/16"
    0.4375"
    8"5.12"ParabolicRound
    7/16"Split
    29745A5300000
    7/16"
    0.4375"
    12"8.12"ParabolicRound
    7/16"Split
    29745A8300000
    1/2"
    0.5"
    8"5"ParabolicRound
    1/2"Split
    29745A5700000
    1/2"
    0.5"
    12"8"ParabolicRound
    1/2"Split
    29745A87000000
     

    Short-Flute High-Speed Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. Short-Flute High-Speed Steel Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Standard. Front orientation. Contains Border. Standard Point. For Metal.
    Image of Specification. Split. Front orientation. Contains Border. Split Point. For Metal.

    Standard

    Split

    The rigidity of short-length bits without sacrificing reach. The shallow drilling depth makes these less likely to wobble than other bits of the same length, so they stay centered and drill straighter. High-speed steel is good for general purpose drilling in most metals.
    Extended Length—Drill through panels and thick workpieces with our longest bits.
    Black Oxide—The dark finish increases wear resistance and reduces friction to improve chip flow, so these bits can last 50% longer than uncoated bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Black Oxide
    3/64"
    0.0469"
    6"0.7"Round
    3/64"Standard
    2986A11000000
    3/64"
    0.0469"
    12"0.7"Round
    3/64"Standard
    2986A4500000
    1/16"
    0.0625"
    6"0.8"Round
    1/16"Split
    2986A120000
    1/16"
    0.0625"
    12"0.8"Round
    1/16"Split
    2986A4600000
    5/64"
    0.0781"
    6"0.9"Round
    5/64"Split
    2986A130000
    5/64"
    0.0781"
    12"0.9"Round
    5/64"Split
    2986A4700000
    3/32"
    0.0938"
    6"1.1"Round
    3/32"Split
    2986A140000
    3/32"
    0.0938"
    12"1.1"Round
    3/32"Split
    2986A4800000
    7/64"
    0.1094"
    6"1.3"Round
    7/64"Split
    2986A150000
    7/64"
    0.1094"
    12"1.3"Round
    7/64"Split
    2986A4900000
    1/8"
    0.125"
    6"1.4"Round
    1/8"Split
    2986A160000
    1/8"
    0.125"
    12"1.4"Round
    1/8"Split
    2986A5100000
    9/64"
    0.1406"
    6"1.5"Round
    9/64"Split
    2986A170000
    9/64"
    0.1406"
    12"1.5"Round
    9/64"Split
    2986A5200000
    5/32"
    0.1563"
    6"1.8"Round
    5/32"Split
    2986A180000
    5/32"
    0.1563"
    12"1.8"Round
    5/32"Split
    2986A5300000
    11/64"
    0.1719"
    6"1.9"Round
    11/64"Split
    2986A190000
    11/64"
    0.1719"
    12"1.9"Round
    11/64"Split
    2986A5400000
    3/16"
    0.1875"
    6"2"Round
    3/16"Split
    2986A210000
    3/16"
    0.1875"
    12"2"Round
    3/16"Split
    2986A5500000
    13/64"
    0.2031"
    6"2.1"Round
    13/64"Split
    2986A220000
    13/64"
    0.2031"
    12"2.1"Round
    13/64"Split
    2986A5600000
    7/32"
    0.2188"
    6"2.2"Round
    7/32"Split
    2986A230000
    7/32"
    0.2188"
    12"2.2"Round
    7/32"Split
    2986A5700000
    15/64"
    0.2344"
    6"2.3"Round
    15/64"Split
    2986A240000
    15/64"
    0.2344"
    12"2.3"Round
    15/64"Split
    2986A5800000
    1/4"
    0.25"
    6"2.4"Round
    1/4"Split
    2986A250000
    1/4"
    0.25"
    12"2.4"Round
    1/4"Split
    2986A5900000
    17/64"
    0.2656"
    6"2.5"Round
    17/64"Split
    2986A2600000
    17/64"
    0.2656"
    12"2.5"Round
    17/64"Split
    2986A6100000
    9/32"
    0.2813"
    6"2.5"Round
    9/32"Split
    2986A2700000
    9/32"
    0.2813"
    12"2.5"Round
    9/32"Split
    2986A6200000
    19/64"
    0.2969"
    6"2.6"Round
    19/64"Split
    2986A2800000
    19/64"
    0.2969"
    12"2.6"Round
    19/64"Split
    2986A6300000
    5/16"
    0.3125"
    6"2.7"Round
    5/16"Split
    2986A2900000
    5/16"
    0.3125"
    12"2.7"Round
    5/16"Split
    2986A6400000
    21/64"
    0.3281"
    6"2.8"Round
    21/64"Split
    2986A3100000
    21/64"
    0.3281"
    12"2.8"Round
    21/64"Split
    2986A6500000
    11/32"
    0.3438"
    6"2.9"Round
    11/32"Split
    2986A3200000
    11/32"
    0.3438"
    12"2.9"Round
    11/32"Split
    2986A6600000
    23/64"
    0.3594"
    6"3"Round
    23/64"Split
    2986A3300000
    23/64"
    0.3594"
    12"3"Round
    23/64"Split
    2986A6700000
    3/8"
    0.375"
    6"3.1"Round
    3/8"Split
    2986A3400000
    3/8"
    0.375"
    12"3.1"Round
    3/8"Split
    2986A6800000
    25/64"
    0.3906"
    6"3.1"Round
    25/64"Split
    2986A3500000
    25/64"
    0.3906"
    12"3.1"Round
    25/64"Split
    2986A6900000
    13/32"
    0.4063"
    6"3.3"Round
    13/32"Split
    2986A3600000
    13/32"
    0.4063"
    12"3.3"Round
    13/32"Split
    2986A7100000
    27/64"
    0.4219"
    6"3.3"Round
    27/64"Split
    2986A3700000
    27/64"
    0.4219"
    12"3.3"Round
    27/64"Split
    2986A7200000
    7/16"
    0.4375"
    6"3.4"Round
    7/16"Split
    2986A3800000
    7/16"
    0.4375"
    12"3.4"Round
    7/16"Split
    2986A7300000
    29/64"
    0.4531"
    6"3.5"Round
    29/64"Split
    2986A3900000
    29/64"
    0.4531"
    12"3.5"Round
    29/64"Split
    2986A7400000
    15/32"
    0.4688"
    6"3.6"Round
    15/32"Split
    2986A4100000
    15/32"
    0.4688"
    12"3.6"Round
    15/32"Split
    2986A7500000
    31/64"
    0.4844"
    6"3.6"Round
    31/64"Split
    2986A4200000
    31/64"
    0.4844"
    12"3.6"Round
    31/64"Split
    2986A7600000
    1/2"
    0.5"
    6"3.8"Round
    1/2"Split
    2986A4300000
    1/2"
    0.5"
    12"3.8"Round
    1/2"Split
    2986A7700000
    60 Ga.
    0.04"
    6"0.62"Round
    0.04"Standard
    3161A7600000
    60 Ga.
    0.04"
    12"0.62"Round
    0.04"Standard
    3158A17800000
    59 Ga.
    0.041"
    6"0.62"Round
    0.041"Standard
    3161A7500000
    59 Ga.
    0.041"
    12"0.62"Round
    0.041"Standard
    3158A17700000
    58 Ga.
    0.042"
    6"0.62"Round
    0.042"Standard
    3161A7400000
    58 Ga.
    0.042"
    12"0.62"Round
    0.042"Standard
    3158A17600000
    57 Ga.
    0.043"
    6"0.68"Round
    0.043"Standard
    3161A7300000
    57 Ga.
    0.043"
    12"0.68"Round
    0.043"Standard
    3158A17500000
    56 Ga.
    0.0465"
    6"0.68"Round
    0.0465"Standard
    3161A7200000
    56 Ga.
    0.0465"
    12"0.68"Round
    0.0465"Standard
    3158A17400000
    55 Ga.
    0.052"
    6"0.79"Round
    0.052"Standard
    3161A7100000
    55 Ga.
    0.052"
    12"0.79"Round
    0.052"Standard
    3158A17300000
    54 Ga.
    0.055"
    6"0.79"Round
    0.055"Standard
    3161A6900000
    54 Ga.
    0.055"
    12"0.79"Round
    0.055"Standard
    3158A17200000
    53 Ga.
    0.0595"
    6"0.78"Round
    0.0595"Standard
    3161A6800000
    53 Ga.
    0.0595"
    12"0.78"Round
    0.0595"Standard
    3158A17100000
    52 Ga.
    0.0635"
    6"0.78"Round
    0.0635"Split
    3161A670000
    52 Ga.
    0.0635"
    12"0.78"Round
    0.0635"Split
    3158A16700000
    51 Ga.
    0.067"
    6"0.9"Round
    0.067"Split
    3161A660000
    51 Ga.
    0.067"
    12"0.9"Round
    0.067"Split
    3158A16600000
    50 Ga.
    0.07"
    6"0.89"Round
    0.07"Split
    3161A650000
    50 Ga.
    0.07"
    12"0.89"Round
    0.07"Split
    3158A16500000
    49 Ga.
    0.073"
    6"0.89"Round
    0.073"Split
    3161A640000
    49 Ga.
    0.073"
    12"0.89"Round
    0.073"Split
    3158A16400000
    48 Ga.
    0.076"
    6"0.88"Round
    0.076"Split
    3161A630000
    48 Ga.
    0.076"
    12"0.88"Round
    0.076"Split
    3158A16300000
    47 Ga.
    0.0785"
    6"0.88"Round
    0.0785"Split
    3161A620000
    47 Ga.
    0.0785"
    12"0.88"Round
    0.0785"Split
    3158A16200000
    46 Ga.
    0.081"
    6"1"Round
    0.081"Split
    3161A610000
    46 Ga.
    0.081"
    12"1"Round
    0.081"Split
    3158A16100000
    45 Ga.
    0.082"
    6"1"Round
    0.082"Split
    3161A590000
    45 Ga.
    0.082"
    12"1"Round
    0.082"Split
    3158A15900000
    44 Ga.
    0.086"
    6"0.99"Round
    0.086"Split
    3161A580000
    44 Ga.
    0.086"
    12"0.99"Round
    0.086"Split
    3158A15800000
    43 Ga.
    0.089"
    6"1.11"Round
    0.089"Split
    3161A570000
    43 Ga.
    0.089"
    12"1.11"Round
    0.089"Split
    3158A15700000
    42 Ga.
    0.0935"
    6"1.11"Round
    0.0935"Split
    3161A560000
    42 Ga.
    0.0935"
    12"1.11"Round
    0.0935"Split
    3158A15600000
    41 Ga.
    0.096"
    6"1.23"Round
    0.096"Split
    3161A550000
    41 Ga.
    0.096"
    12"1.23"Round
    0.096"Split
    3158A15500000
    40 Ga.
    0.098"
    6"1.22"Round
    0.098"Split
    3161A540000
    40 Ga.
    0.098"
    12"1.22"Round
    0.098"Split
    3158A15400000
    39 Ga.
    0.0995"
    6"1.22"Round
    0.0995"Split
    3161A530000
    39 Ga.
    0.0995"
    12"1.22"Round
    0.0995"Split
    3158A15300000
    38 Ga.
    0.1015"
    6"1.28"Round
    0.1015"Split
    3161A520000
    38 Ga.
    0.1015"
    12"1.28"Round
    0.1015"Split
    3158A15200000
    37 Ga.
    0.104"
    6"1.28"Round
    0.104"Split
    3161A510000
    37 Ga.
    0.104"
    12"1.28"Round
    0.104"Split
    3158A15100000
    36 Ga.
    0.1065"
    6"1.27"Round
    0.1065"Split
    3161A490000
    36 Ga.
    0.1065"
    12"1.27"Round
    0.1065"Split
    3158A14900000
    35 Ga.
    0.11"
    6"1.33"Round
    0.11"Split
    3161A480000
    35 Ga.
    0.11"
    12"1.33"Round
    0.11"Split
    3158A14800000
    34 Ga.
    0.111"
    6"1.33"Round
    0.111"Split
    3161A470000
    34 Ga.
    0.111"
    12"1.33"Round
    0.111"Split
    3158A14700000
    33 Ga.
    0.113"
    6"1.33"Round
    0.113"Split
    3161A460000
    33 Ga.
    0.113"
    12"1.33"Round
    0.113"Split
    3158A14600000
    32 Ga.
    0.116"
    6"1.45"Round
    0.116"Split
    3161A450000
    32 Ga.
    0.116"
    12"1.45"Round
    0.116"Split
    3158A14500000
    31 Ga.
    0.12"
    6"1.44"Round
    0.12"Split
    3161A440000
    31 Ga.
    0.12"
    12"1.44"Round
    0.12"Split
    3158A14400000
    30 Ga.
    0.1285"
    6"1.43"Round
    0.1285"Split
    3161A430000
    30 Ga.
    0.1285"
    12"1.43"Round
    0.1285"Split
    3158A14300000
    29 Ga.
    0.136"
    6"1.54"Round
    0.136"Split
    3161A420000
    29 Ga.
    0.136"
    12"1.54"Round
    0.136"Split
    3158A14200000
    28 Ga.
    0.1405"
    6"1.53"Round
    0.1405"Split
    3161A410000
    28 Ga.
    0.1405"
    12"1.53"Round
    0.1405"Split
    3158A14100000
    27 Ga.
    0.144"
    6"1.65"Round
    0.144"Split
    3161A390000
    27 Ga.
    0.144"
    12"1.65"Round
    0.144"Split
    3158A13900000
    26 Ga.
    0.147"
    6"1.65"Round
    0.147"Split
    3161A380000
    26 Ga.
    0.147"
    12"1.65"Round
    0.147"Split
    3158A13800000
    25 Ga.
    0.1495"
    6"1.65"Round
    0.1495"Split
    3161A370000
    25 Ga.
    0.1495"
    12"1.65"Round
    0.1495"Split
    3158A13700000
    24 Ga.
    0.152"
    6"1.77"Round
    0.152"Split
    3161A360000
    24 Ga.
    0.152"
    12"1.77"Round
    0.152"Split
    3158A13600000
    23 Ga.
    0.154"
    6"1.76"Round
    0.154"Split
    3161A350000
    23 Ga.
    0.154"
    12"1.76"Round
    0.154"Split
    3158A13500000
    22 Ga.
    0.157"
    6"1.76"Round
    0.157"Split
    3161A340000
    22 Ga.
    0.157"
    12"1.76"Round
    0.157"Split
    3158A13400000
    21 Ga.
    0.159"
    6"1.88"Round
    0.159"Split
    3161A330000
    21 Ga.
    0.159"
    12"1.88"Round
    0.159"Split
    3158A13300000
    20 Ga.
    0.161"
    6"1.88"Round
    0.161"Split
    3161A320000
    20 Ga.
    0.161"
    12"1.88"Round
    0.161"Split
    3158A13200000
    19 Ga.
    0.166"
    6"1.87"Round
    0.166"Split
    3161A310000
    19 Ga.
    0.166"
    12"1.87"Round
    0.166"Split
    3158A13100000
    18 Ga.
    0.1695"
    6"1.87"Round
    0.1695"Split
    3161A290000
    18 Ga.
    0.1695"
    12"1.87"Round
    0.1695"Split
    3158A12900000
    17 Ga.
    0.173"
    6"1.92"Round
    0.173"Split
    3161A280000
    17 Ga.
    0.173"
    12"1.92"Round
    0.173"Split
    3158A12800000
    16 Ga.
    0.177"
    6"1.92"Round
    0.177"Split
    3161A270000
    16 Ga.
    0.177"
    12"1.92"Round
    0.177"Split
    3158A12700000
    15 Ga.
    0.18"
    6"1.91"Round
    0.18"Split
    3161A260000
    15 Ga.
    0.18"
    12"1.91"Round
    0.18"Split
    3158A12600000
    14 Ga.
    0.182"
    6"1.91"Round
    0.182"Split
    3161A250000
    14 Ga.
    0.182"
    12"1.91"Round
    0.182"Split
    3158A12500000
    13 Ga.
    0.185"
    6"2.03"Round
    0.185"Split
    3161A240000
    13 Ga.
    0.185"
    12"2.03"Round
    0.185"Split
    3158A12400000
    12 Ga.
    0.189"
    6"2.02"Round
    0.189"Split
    3161A230000
    12 Ga.
    0.189"
    12"2.02"Round
    0.189"Split
    3158A12300000
    11 Ga.
    0.191"
    6"2.02"Round
    0.191"Split
    3161A220000
    11 Ga.
    0.191"
    12"2.02"Round
    0.191"Split
    3158A12200000
    10 Ga.
    0.1935"
    6"2.14"Round
    0.1935"Split
    3161A210000
    10 Ga.
    0.1935"
    12"2.14"Round
    0.1935"Split
    3158A12100000
    9 Ga.
    0.196"
    6"2.14"Round
    0.196"Split
    3161A190000
    9 Ga.
    0.196"
    12"2.14"Round
    0.196"Split
    3158A11900000
    8 Ga.
    0.199"
    6"2.13"Round
    0.199"Split
    3161A180000
    8 Ga.
    0.199"
    12"2.13"Round
    0.199"Split
    3158A11800000
    7 Ga.
    0.201"
    6"2.13"Round
    0.201"Split
    3161A170000
    7 Ga.
    0.201"
    12"2.13"Round
    0.201"Split
    3158A11700000
    6 Ga.
    0.204"
    6"2.19"Round
    0.204"Split
    3161A160000
    6 Ga.
    0.204"
    12"2.19"Round
    0.204"Split
    3158A11600000
    5 Ga.
    0.2055"
    6"2.19"Round
    0.2055"Split
    3161A150000
    5 Ga.
    0.2055"
    12"2.19"Round
    0.2055"Split
    3158A11500000
    4 Ga.
    0.209"
    6"2.18"Round
    0.209"Split
    3161A140000
    4 Ga.
    0.209"
    12"2.18"Round
    0.209"Split
    3158A11400000
    3 Ga.
    0.213"
    6"2.18"Round
    0.213"Split
    3161A130000
    3 Ga.
    0.213"
    12"2.18"Round
    0.213"Split
    3158A11300000
    2 Ga.
    0.221"
    6"2.29"Round
    0.221"Split
    3161A120000
    2 Ga.
    0.221"
    12"2.29"Round
    0.221"Split
    3158A11200000
    1 Ga.
    0.228"
    6"2.28"Round
    0.228"Split
    3161A110000
    1 Ga.
    0.228"
    12"2.28"Round
    0.228"Split
    3158A11100000
     

    Short-Flute Cobalt Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. Short-Flute Cobalt Steel Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Split. Front orientation. Contains Border. Split Point. For Metal.

    Split

    These bits combine the toughness and wear resistance of cobalt with short flutes for rigidity. The shallow drilling depth makes them less likely to wobble than other bits of the same length, so they stay centered and drill straighter. Cobalt lasts at least twice as long as high-speed steel. It can also run up to 25% faster at higher temperatures without damaging the bit on hard materials such as nickel.
    Extended Length—Drill through panels and thick workpieces with our longest bits.
    Uncoated—Polished to eject chips, these are also known as bright finish bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/16"
    0.0625"
    6"0.75"Round
    1/16"Split
    8934A1100000
    1/16"
    0.0625"
    12"0.75"Round
    1/16"Split
    8934A3100000
    5/64"
    0.0781"
    6"0.84"Round
    5/64"Split
    8934A120000
    5/64"
    0.0781"
    12"0.84"Round
    5/64"Split
    8934A3200000
    3/32"
    0.0938"
    6"1.06"Round
    3/32"Split
    8934A610000
    3/32"
    0.0938"
    12"1.06"Round
    3/32"Split
    8934A6200000
    7/64"
    0.1094"
    6"1.28"Round
    7/64"Split
    8934A140000
    7/64"
    0.1094"
    12"1.28"Round
    7/64"Split
    8934A3400000
    1/8"
    0.125"
    6"1.37"Round
    1/8"Split
    8934A150000
    1/8"
    0.125"
    12"1.37"Round
    1/8"Split
    8934A3500000
    9/64"
    0.1406"
    6"1.46"Round
    9/64"Split
    8934A160000
    9/64"
    0.1406"
    12"1.46"Round
    9/64"Split
    8934A3600000
    5/32"
    0.1563"
    6"1.68"Round
    5/32"Split
    8934A170000
    5/32"
    0.1563"
    12"1.68"Round
    5/32"Split
    8934A3700000
    11/64"
    0.1719"
    6"1.78"Round
    11/64"Split
    8934A180000
    11/64"
    0.1719"
    12"1.78"Round
    11/64"Split
    8934A3800000
    3/16"
    0.1875"
    6"1.93"Round
    3/16"Split
    8934A190000
    3/16"
    0.1875"
    12"1.93"Round
    3/16"Split
    8934A3900000
    13/64"
    0.2031"
    6"2.03"Round
    13/64"Split
    8934A2100000
    13/64"
    0.2031"
    12"2.03"Round
    13/64"Split
    8934A4100000
    7/32"
    0.2188"
    6"2.06"Round
    7/32"Split
    8934A2200000
    7/32"
    0.2188"
    12"2.06"Round
    7/32"Split
    8934A4200000
    15/64"
    0.2344"
    6"2.15"Round
    15/64"Split
    8934A2300000
    15/64"
    0.2344"
    12"2.15"Round
    15/64"Split
    8934A4300000
    1/4"
    0.25"
    6"2.25"Round
    1/4"Split
    8934A2400000
    1/4"
    0.25"
    12"2.25"Round
    1/4"Split
    8934A4400000
    52 Ga.
    0.0635"
    6"0.87"Round
    0.0635"Split
    8952A2410000
    51 Ga.
    0.067"
    6"0.86"Round
    0.067"Split
    8952A2390000
    50 Ga.
    0.07"
    6"0.86"Round
    0.07"Split
    8952A2380000
    49 Ga.
    0.073"
    6"0.85"Round
    0.073"Split
    8952A2370000
    48 Ga.
    0.076"
    6"0.84"Round
    0.076"Split
    8952A2360000
    47 Ga.
    0.0785"
    6"0.84"Round
    0.0785"Split
    8952A2350000
    46 Ga.
    0.081"
    6"0.96"Round
    0.081"Split
    8952A2340000
    45 Ga.
    0.082"
    6"0.96"Round
    0.082"Split
    8952A2330000
    44 Ga.
    0.086"
    6"0.95"Round
    0.086"Split
    8952A2320000
    43 Ga.
    0.089"
    6"1.07"Round
    0.089"Split
    8952A2310000
    42 Ga.
    0.0935"
    6"1.06"Round
    0.0935"Split
    8952A2220000
    41 Ga.
    0.096"
    6"1.18"Round
    0.096"Split
    8952A2210000
    40 Ga.
    0.098"
    6"1.17"Round
    0.098"Split
    8952A210000
    39 Ga.
    0.0995"
    6"1.17"Round
    0.0995"Split
    8952A1940000
    38 Ga.
    0.1015"
    6"1.23"Round
    0.1015"Split
    8952A1930000
    37 Ga.
    0.104"
    6"1.22"Round
    0.104"Split
    8952A1920000
    36 Ga.
    0.1065"
    6"1.22"Round
    0.1065"Split
    8952A1910000
    35 Ga.
    0.11"
    6"1.28"Round
    0.11"Split
    8952A1860000
    34 Ga.
    0.111"
    6"1.27"Round
    0.111"Split
    8952A1850000
    33 Ga.
    0.113"
    6"1.27"Round
    0.113"Split
    8952A1840000
    32 Ga.
    0.116"
    6"1.39"Round
    0.116"Split
    8952A1830000
    31 Ga.
    0.12"
    6"1.38"Round
    0.12"Split
    8952A1820000
    30 Ga.
    0.1285"
    6"1.36"Round
    0.1285"Split
    8952A1810000
    29 Ga.
    0.136"
    6"1.47"Round
    0.136"Split
    8952A1710000
    28 Ga.
    0.1405"
    6"1.46"Round
    0.1405"Split
    8952A1690000
    27 Ga.
    0.144"
    6"1.58"Round
    0.144"Split
    8952A1680000
    26 Ga.
    0.147"
    6"1.58"Round
    0.147"Split
    8952A1670000
    25 Ga.
    0.1495"
    6"1.7"Round
    0.1495"Split
    8952A1660000
    24 Ga.
    0.152"
    6"1.69"Round
    0.152"Split
    8952A1650000
    23 Ga.
    0.154"
    6"1.69"Round
    0.154"Split
    8952A1640000
    22 Ga.
    0.157"
    6"1.68"Round
    0.157"Split
    8952A1630000
    21 Ga.
    0.159"
    6"1.8"Round
    0.159"Split
    8952A1620000
    20 Ga.
    0.161"
    6"1.8"Round
    0.161"Split
    8952A1610000
    19 Ga.
    0.166"
    6"1.79"Round
    0.166"Split
    8952A1590000
    18 Ga.
    0.1695"
    6"1.78"Round
    0.1695"Split
    8952A1580000
    17 Ga.
    0.173"
    6"1.84"Round
    0.173"Split
    8952A1570000
    16 Ga.
    0.177"
    6"1.83"Round
    0.177"Split
    8952A1560000
    15 Ga.
    0.18"
    6"1.82"Round
    0.18"Split
    8952A1550000
    14 Ga.
    0.182"
    6"1.82"Round
    0.182"Split
    8952A1540000
    13 Ga.
    0.185"
    6"1.94"Round
    0.185"Split
    8952A1530000
    12 Ga.
    0.189"
    6"1.93"Round
    0.189"Split
    8952A1520000
    11 Ga.
    0.191"
    6"1.93"Round
    0.191"Split
    8952A1510000
    10 Ga.
    0.1935"
    6"2.05"Round
    0.1935"Split
    8952A1400000
    9 Ga.
    0.196"
    6"2.04"Round
    0.196"Split
    8952A13200000
    8 Ga.
    0.199"
    6"2.03"Round
    0.199"Split
    8952A13100000
    7 Ga.
    0.201"
    6"2.03"Round
    0.201"Split
    8952A12500000
    6 Ga.
    0.204"
    6"2.09"Round
    0.204"Split
    8952A12400000
    5 Ga.
    0.2055"
    6"2.08"Round
    0.2055"Split
    8952A12300000
    4 Ga.
    0.209"
    6"2.08"Round
    0.209"Split
    8952A12200000
    3 Ga.
    0.213"
    6"2.07"Round
    0.213"Split
    8952A12100000
    2 Ga.
    0.221"
    6"2.18"Round
    0.221"Split
    8952A11200000
    1 Ga.
    0.228"
    6"2.16"Round
    0.228"Split
    8952A11100000
     

    Short-Flute Carbide-Tipped Drill Bits

    Image of Product. Front orientation. Drill Bits. Short-Flute Carbide-Tipped Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Split. Front orientation. Contains Border. Split Point. For Metal.

    Split

    Our strongest short-flute bits, these have a carbide tip that stays sharp when drilling abrasive materials, such as titanium. The shallow drilling depth makes them less likely to wobble than other bits of the same length, so they stay centered and drill straighter.
    Extended Length—Drill through panels and thick workpieces with our longest bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/8"
    0.125"
    6"1.63"Round
    1/8"Split
    2854A51000000
    1/8"
    0.125"
    12"1.31"Round
    1/8"Split
    2854A1100000
    9/64"
    0.1406"
    6"1.75"Round
    9/64"Split
    2854A5200000
    9/64"
    0.1406"
    12"1.65"Round
    9/64"Split
    2854A3400000
    5/32"
    0.1563"
    6"2"Round
    5/32"Split
    2854A5300000
    5/32"
    0.1563"
    12"1.61"Round
    5/32"Split
    2854A1200000
    3/16"
    0.1875"
    6"2.31"Round
    3/16"Split
    2854A5500000
    3/16"
    0.1875"
    12"1.84"Round
    3/16"Split
    2854A1400000
    13/64"
    0.2031"
    6"2.44"Round
    13/64"Split
    2854A5600000
    13/64"
    0.2031"
    12"1.99"Round
    13/64"Split
    2854A1500000
    7/32"
    0.2188"
    6"2.5"Round
    7/32"Split
    2854A5700000
    7/32"
    0.2188"
    12"1.95"Round
    7/32"Split
    2854A1600000
    1/4"
    0.25"
    6"2.75"Round
    1/4"Split
    2854A5900000
    1/4"
    0.25"
    12"2.13"Round
    1/4"Split
    2854A1800000
    17/64"
    0.2656"
    6"2.88"Round
    17/64"Split
    2854A6100000
    17/64"
    0.2656"
    12"2.41"Round
    17/64"Split
    2854A1900000
    9/32"
    0.2813"
    6"2.94"Round
    9/32"Split
    2854A6200000
    9/32"
    0.2813"
    12"2.37"Round
    9/32"Split
    2854A2100000
    5/16"
    0.3125"
    6"3.19"Round
    5/16"Split
    2854A6400000
    5/16"
    0.3125"
    12"2.56"Round
    5/16"Split
    2854A2300000
    21/64"
    0.3281"
    6"3.31"Round
    21/64"Split
    2854A6500000
    21/64"
    0.3281"
    12"2.78"Round
    21/64"Split
    2854A2400000
    3/8"
    0.375"
    6"3.63"Round
    3/8"Split
    2854A6800000
    3/8"
    0.375"
    12"2.88"Round
    3/8"Split
    2854A2700000
    25/64"
    0.3906"
    6"3.75"Round
    25/64"Split
    2854A6900000
    25/64"
    0.3906"
    12"3.09"Round
    25/64"Split
    2854A2800000
    27/64"
    0.4219"
    6"3.94"Round
    27/64"Split
    2854A7200000
    27/64"
    0.4219"
    12"3.22"Round
    27/64"Split
    2854A3100000
    7/16"
    0.4375"
    6"4.06"Round
    7/16"Split
    2854A7300000
    7/16"
    0.4375"
    12"3.19"Round
    7/16"Split
    2854A3200000
    1/2"
    0.5"
    6"4.5"Round
    1/2"Split
    2854A7700000
    1/2"
    0.5"
    12"3.75"Round
    1/2"Split
    2854A3300000
    32 Ga.
    0.116"
    12"1.34"Round
    0.116"Split
    2854A45500000
    31 Ga.
    0.12"
    12"1.33"Round
    0.12"Split
    2854A45400000
    30 Ga.
    0.1285"
    12"1.3"Round
    0.1285"Split
    2854A45300000
    29 Ga.
    0.136"
    12"1.66"Round
    0.136"Split
    2854A45200000
    28 Ga.
    0.1405"
    12"1.65"Round
    0.1405"Split
    2854A45100000
    27 Ga.
    0.144"
    12"1.64"Round
    0.144"Split
    2854A44900000
    26 Ga.
    0.147"
    12"1.63"Round
    0.147"Split
    2854A44800000
    25 Ga.
    0.1495"
    12"1.63"Round
    0.1495"Split
    2854A44700000
    24 Ga.
    0.152"
    12"1.62"Round
    0.152"Split
    2854A44600000
    23 Ga.
    0.154"
    12"1.62"Round
    0.154"Split
    2854A44500000
    22 Ga.
    0.157"
    12"1.61"Round
    0.157"Split
    2854A44400000
    21 Ga.
    0.159"
    12"1.6"Round
    0.159"Split
    2854A44300000
    20 Ga.
    0.161"
    12"1.91"Round
    0.161"Split
    2854A44200000
    19 Ga.
    0.166"
    12"1.9"Round
    0.166"Split
    2854A44100000
    18 Ga.
    0.1695"
    12"1.89"Round
    0.1695"Split
    2854A43900000
    17 Ga.
    0.173"
    12"1.88"Round
    0.173"Split
    2854A43800000
    16 Ga.
    0.177"
    12"1.87"Round
    0.177"Split
    2854A43700000
    15 Ga.
    0.18"
    12"1.86"Round
    0.18"Split
    2854A43600000
    14 Ga.
    0.182"
    12"1.86"Round
    0.182"Split
    2854A43500000
    13 Ga.
    0.185"
    12"1.85"Round
    0.185"Split
    2854A43400000
    12 Ga.
    0.189"
    12"1.84"Round
    0.189"Split
    2854A43300000
    11 Ga.
    0.191"
    12"1.84"Round
    0.191"Split
    2854A43200000
    10 Ga.
    0.1935"
    12"2.02"Round
    0.1935"Split
    2854A43100000
    9 Ga.
    0.196"
    12"2.01"Round
    0.196"Split
    2854A42900000
    8 Ga.
    0.199"
    12"2"Round
    0.199"Split
    2854A42800000
    7 Ga.
    0.201"
    12"2"Round
    0.201"Split
    2854A42700000
    6 Ga.
    0.204"
    12"1.99"Round
    0.204"Split
    2854A42600000
    5 Ga.
    0.2055"
    12"1.99"Round
    0.2055"Split
    2854A42500000
    4 Ga.
    0.209"
    12"1.98"Round
    0.209"Split
    2854A42400000
    3 Ga.
    0.213"
    12"1.97"Round
    0.213"Split
    2854A42300000
    2 Ga.
    0.221"
    12"1.95"Round
    0.221"Split
    2854A42200000
    1 Ga.
    0.228"
    12"2.18"Round
    0.228"Split
    2854A42100000
    A
    0.234"
    12"2.17"Round
    0.234"Split
    2854A46100000
    B
    0.238"
    12"2.16"Round
    0.238"Split
    2854A46200000
    C
    0.242"
    12"2.15"Round
    0.242"Split
    2854A46300000
    D
    0.246"
    12"2.14"Round
    0.246"Split
    2854A46400000
    F
    0.257"
    12"2.42"Round
    0.257"Split
    2854A46600000
    G
    0.261"
    12"2.42"Round
    0.261"Split
    2854A46700000
    H
    0.266"
    12"2.41"Round
    0.266"Split
    2854A46800000
    I
    0.272"
    12"2.39"Round
    0.272"Split
    2854A46900000
    J
    0.277"
    12"2.38"Round
    0.277"Split
    2854A47100000
    K
    0.281"
    12"2.38"Round
    0.281"Split
    2854A47200000
    L
    0.29"
    12"2.61"Round
    0.29"Split
    2854A47300000
    M
    0.295"
    12"2.6"Round
    0.295"Split
    2854A47400000
    N
    0.302"
    12"2.58"Round
    0.302"Split
    2854A47500000
    O
    0.316"
    12"2.56"Round
    0.316"Split
    2854A47600000
    P
    0.323"
    12"2.79"Round
    0.323"Split
    2854A47700000
    Q
    0.332"
    12"2.77"Round
    0.332"Split
    2854A47800000
    R
    0.339"
    12"2.76"Round
    0.339"Split
    2854A47900000
    S
    0.348"
    12"2.93"Round
    0.348"Split
    2854A48100000
    T
    0.358"
    12"2.91"Round
    0.358"Split
    2854A48200000
    U
    0.368"
    12"2.89"Round
    0.368"Split
    2854A48300000
    V
    0.377"
    12"2.87"Round
    0.377"Split
    2854A48400000
    W
    0.386"
    12"3.1"Round
    0.386"Split
    2854A48500000
    X
    0.397"
    12"3.08"Round
    0.397"Split
    2854A48600000
    Y
    0.404"
    12"3.07"Round
    0.404"Split
    2854A48700000
    Z
    0.413"
    12"3.24"Round
    0.413"Split
    2854A48800000
     

    Reduced-Shank High-Speed Steel Drill Bits

    Image of Product. Front orientation. Drill Bits. Reduced-Shank High-Speed Steel Drill Bits, Extended Length.

    Extended Length

    Image of Specification. Standard. Front orientation. Contains Border. Standard Point. For Metal.

    Standard

    Cut large holes with drill presses and portable drills that have a standard-size chuck. The shank on these bits has a smaller diameter than the cutting tip. High-speed steel is good for general purpose drilling in most metals. Also known as Silver and Deming bits.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Black Oxide—The dark finish increases wear resistance and reduces friction to improve chip flow, so these bits can last 50% longer than uncoated bits.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Black Oxide
    17/32"
    0.5313"
    12"9"Reduced Round
    1/2"Standard
    2464A11000000
    17/32"
    0.5313"
    18"12"Reduced Round
    1/2"Standard
    2464A41000000
    9/16"
    0.5625"
    12"9"Reduced Round
    1/2"Standard
    2464A1200000
    9/16"
    0.5625"
    18"12"Reduced Round
    1/2"Standard
    2464A42000000
    37/64"
    0.5781"
    12"9"Reduced Round
    1/2"Standard
    2464A1300000
    37/64"
    0.5781"
    18"12"Reduced Round
    1/2"Standard
    2464A43000000
    19/32"
    0.5938"
    12"9"Reduced Round
    1/2"Standard
    2464A1400000
    19/32"
    0.5938"
    18"12"Reduced Round
    1/2"Standard
    2464A44000000
    39/64"
    0.6094"
    12"9"Reduced Round
    1/2"Standard
    2464A1500000
    39/64"
    0.6094"
    18"12"Reduced Round
    1/2"Standard
    2464A45000000
    5/8"
    0.625"
    12"9"Reduced Round
    1/2"Standard
    2464A1600000
    5/8"
    0.625"
    18"12"Reduced Round
    1/2"Standard
    2464A46000000
    41/64"
    0.6406"
    12"9"Reduced Round
    1/2"Standard
    2464A1700000
    41/64"
    0.6406"
    18"12"Reduced Round
    1/2"Standard
    2464A47000000
    21/32"
    0.6563"
    12"9"Reduced Round
    1/2"Standard
    2464A1800000
    21/32"
    0.6563"
    18"12"Reduced Round
    1/2"Standard
    2464A48000000
    11/16"
    0.6875"
    12"9"Reduced Round
    1/2"Standard
    2464A1900000
    11/16"
    0.6875"
    18"12"Reduced Round
    1/2"Standard
    2464A49000000
    45/64"
    0.7031"
    12"9"Reduced Round
    1/2"Standard
    2464A21000000
    45/64"
    0.7031"
    18"12"Reduced Round
    1/2"Standard
    2464A51000000
    23/32"
    0.7188"
    12"9"Reduced Round
    1/2"Standard
    2464A22000000
    23/32"
    0.7188"
    18"12"Reduced Round
    1/2"Standard
    2464A52000000
    47/64"
    0.7344"
    12"9"Reduced Round
    1/2"Standard
    2464A23000000
    47/64"
    0.7344"
    18"12"Reduced Round
    1/2"Standard
    2464A53000000
    3/4"
    0.75"
    12"9"Reduced Round
    1/2"Standard
    2464A24000000
    3/4"
    0.75"
    18"12"Reduced Round
    1/2"Standard
    2464A54000000
    49/64"
    0.7656"
    12"9"Reduced Round
    1/2"Standard
    2464A25000000
    49/64"
    0.7656"
    18"12"Reduced Round
    1/2"Standard
    2464A55000000
    25/32"
    0.7813"
    12"9"Reduced Round
    1/2"Standard
    2464A26000000
    25/32"
    0.7813"
    18"12"Reduced Round
    1/2"Standard
    2464A56000000
    13/16"
    0.8125"
    12"9"Reduced Round
    1/2"Standard
    2464A27000000
    13/16"
    0.8125"
    18"12"Reduced Round
    1/2"Standard
    2464A57000000
    7/8"
    0.875"
    12"9"Reduced Round
    1/2"Standard
    2464A28000000
    7/8"
    0.875"
    18"12"Reduced Round
    1/2"Standard
    2464A58000000
    59/64"
    0.9219"
    12"9"Reduced Round
    1/2"Standard
    2464A29000000
    59/64"
    0.9219"
    18"12"Reduced Round
    1/2"Standard
    2464A59000000
    15/16"
    0.9375"
    12"9"Reduced Round
    1/2"Standard
    2464A31000000
    15/16"
    0.9375"
    18"12"Reduced Round
    1/2"Standard
    2464A61000000
    1"
    1"
    12"9"Reduced Round
    1/2"Standard
    2464A32000000
    1"
    1"
    18"12"Reduced Round
    1/2"Standard
    2464A62000000
     

    Coolant-Fed Carbide-Tipped Drill Bits

    Image of Product. Front orientation. Contains Inset. Drill Bits. Coolant-Fed Carbide-Tipped Drill Bits, Extended Length, Round Shank.

    Extended Length

    Round Shank

    Image of Specification. Standard. Front orientation. Contains Border. Standard Point. For Metal.

    Standard

    Channel coolant through the holes to reduce heat and evacuate chips more efficiently than other bits. These are designed for CNC machines that supply coolant through the spindle rather than an external source, such as a hose and nozzle. Coolant flows directly from the bit's tip onto the drilling surface. This speeds up cuts and leads to excellent performance in deep holes and tough materials such as stainless steel and titanium. A lower-price alternative to solid carbide, they stay sharp when drilling abrasive material but won’t last as long.
    Extended Length—Drill through panels and thick workpieces with our longest bits. Their length is good for creating deep holes but makes them less rigid than other bits. As a result, they are more prone to wobbling or breaking, especially when drilling hard materials.
    Shank
    Drill Bit
    Size
    Decimal Size
    Equiv.
    Overall
    Lg.
    Max. Drilling
    Dp.
    Type
    Size
    Drill Bit
    Point Type
    Each
    Extended Length
     
    Uncoated
    1/8"
    0.125"
    10"7"Round
    0.7498"Standard
    2744N1250000000
    1/8"
    0.125"
    12"8.5"Round
    0.7498"Standard
    2744N153000000
    1/8"
    0.125"
    16"12.5"Round
    0.7498"Standard
    2744N209000000
    5/32"
    0.1563"
    10"7"Round
    0.7498"Standard
    2744N211000000
    5/32"
    0.1563"
    12"8.5"Round
    0.7498"Standard
    2744N24000000
    5/32"
    0.1563"
    16"12.5"Round
    0.7498"Standard
    2744N285000000
    3/16"
    0.1875"
    10"7"Round
    0.7498"Standard
    2744N302000000
    3/16"
    0.1875"
    12"8.5"Round
    0.7498"Standard
    2744N326000000
    3/16"
    0.1875"
    16"12.5"Round
    0.7498"Standard
    2744N349000000
    7/32"
    0.2188"
    10"7"Round
    0.7498"Standard
    2744N364000000
    7/32"
    0.2188"
    12"8.5"Round
    0.7498"Standard
    2744N365000000
    7/32"
    0.2188"
    16"12.5"Round
    0.7498"Standard
    2744N381000000
    7/32"
    0.2188"
    22"18"Round
    0.7498"Standard
    2744N43000000
    1/4"
    0.25"
    10"7"Round
    0.7498"Standard
    2744N435000000
    1/4"
    0.25"
    12"8.5"Round
    0.7498"Standard
    2744N442000000
    1/4"
    0.25"
    16"12.5"Round
    0.7498"Standard
    2744N455000000
    1/4"
    0.25"
    22"18"Round
    0.7498"Standard
    2744N465000000
    1/4"
    0.25"
    28"24"Round
    0.7498"Standard
    2744N473000000
    17/64"
    0.2656"
    10"7"Round
    0.7498"Standard
    2744N48000000
    17/64"
    0.2656"
    12"8.5"Round
    0.7498"Standard
    2744N536000000
    17/64"
    0.2656"
    16"12.5"Round
    0.7498"Standard
    2744N576000000
    17/64"
    0.2656"
    22"18"Round
    0.7498"Standard
    2744N583000000
    17/64"
    0.2656"
    28"24"Round
    0.7498"Standard
    2744N589000000
    9/32"
    0.2813"
    10"7"Round
    0.7498"Standard
    2744N619000000
    9/32"
    0.2813"
    12"8.5"Round
    0.7498"Standard
    2744N622000000
    9/32"
    0.2813"
    16"12.5"Round
    0.7498"Standard
    2744N625000000
    9/32"
    0.2813"
    22"18"Round
    0.7498"Standard
    2744N627000000
    9/32"
    0.2813"
    28"24"Round
    0.7498"Standard
    2744N631000000
    5/16"
    0.3125"
    10"7"Round
    0.7498"Standard
    2744N656000000
    5/16"
    0.3125"
    12"8.5"Round
    0.7498"Standard
    2744N664000000
    5/16"
    0.3125"
    16"12.5"Round
    0.7498"Standard
    2744N674000000
    5/16"
    0.3125"
    22"18"Round
    0.7498"Standard
    2744N704000000
    5/16"
    0.3125"
    28"24"Round
    0.7498"Standard
    2744N718000000
    3/8"
    0.375"
    10"7"Round
    0.7498"Standard
    2744N751000000
    3/8"
    0.375"
    12"8.5"Round
    0.7498"Standard
    2744N759000000
    3/8"
    0.375"
    16"12.5"Round
    0.7498"Standard
    2744N787000000
    3/8"
    0.375"
    22"18"Round
    0.7498"Standard
    2744N79000000
    3/8"
    0.375"
    28"24"Round
    0.7498"Standard
    2744N793000000
    13/32"
    0.4063"
    10"7"Round
    0.7498"Standard
    2744N797000000
    13/32"
    0.4063"
    12"8.5"Round
    0.7498"Standard
    2744N831000000
    13/32"
    0.4063"
    16"12.5"Round
    0.7498"Standard
    2744N835000000
    13/32"
    0.4063"
    22"18"Round
    0.7498"Standard
    2744N84000000
    13/32"
    0.4063"
    28"24"Round
    0.7498"Standard
    2744N861000000
    13/32"
    0.4063"
    36"32"Round
    0.7498"Standard
    2744N876000000
    1/2"
    0.5"
    10"7"Round
    0.7498"Standard
    2744N892000000
    1/2"
    0.5"
    12"8.5"Round
    0.7498"Standard
    2744N906000000
    1/2"
    0.5"
    16"12.5"Round
    0.7498"Standard
    2744N95000000
    1/2"
    0.5"
    22"18"Round
    0.7498"Standard
    2744N955000000
    1/2"
    0.5"
    28"24"Round
    0.7498"Standard
    2744N961000000
    1/2"
    0.5"
    36"32"Round
    0.7498"Standard
    2744N977000000
     
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