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    5,246 Products
    About Tapping Screws
    industrial info icon

    Compare drilling, pointed, thread-forming, and thread-cutting tips to find the best choice for your material.

    Stainless Steel Phillips Rounded Head Screws for Sheet Metal

    Image of Product. Front orientation. Tapping Screws. Stainless Steel Phillips Rounded Head Screws for Sheet Metal.
    Our most popular sheet metal screws also resist rust. Their pointed tip starts a hole in sheets up to 0.025" thick, but for thicker material you’ll need to drill first. The Phillips drive handles enough torque to keep drivers from slipping and the rounded head creates a finished look.
    Length is measured from under the head.
    410 Stainless Steel—Tougher and more wear resistant than other stainless steel screws but less corrosion resistant.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these screws resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Black-Oxide 18-8 Stainless Steel—Typically chosen for their appearance, these screws have a dark, matte coating for a finished look. They resist rust in wet and outdoor environments but won't hold up to the harsh chemicals that 316 stainless steel can.
    Highly Corrosion-Resistant 316 Stainless Steel—Superior to 18-8 stainless steel, these screws withstand harsh weather, salt water, and most chemicals.
    Head
    Lg.
    Dia.
    Ht.
    Tapping
    Screw Type
    Drive
    Size
    Approx. Threads
    per In.
    Drill Bit
    Size
    Specs.
    Met
    Pkg.
    Qty.
    Pkg.
    410 Stainless Steel
     
    No. 6 Screw Size
    1/4"0.27"0.097"ABNo. 21832 Ga.
    10096832A15500000
    3/8"0.27"0.097"ANo. 21832 Ga.
    10096832A1600000
    1/2"0.27"0.097"ANo. 21832 Ga.
    10096832A1650000
    5/8"0.27"0.097"ANo. 21832 Ga.
    10096832A1700000
    3/4"0.27"0.097"ANo. 21832 Ga.
    10096832A1750000
    1"0.27"0.097"ANo. 21832 Ga.
    10096832A1800000
    1 1/4"0.27"0.097"ANo. 21832 Ga.
    5096832A1850000
    1 1/2"0.27"0.097"ANo. 21832 Ga.
    5096832A1900000
     
    No. 8 Screw Size
    3/8"0.322"0.115"ABNo. 21529 Ga.
    10096832A2100000
    1/2"0.322"0.115"ANo. 21529 Ga.
    10096832A2150000
    5/8"0.322"0.115"ANo. 21529 Ga.
    10096832A2200000
    3/4"0.322"0.115"ANo. 21529 Ga.
    10096832A22500000
    1"0.322"0.115"ANo. 21529 Ga.
    10096832A23000000
    1 1/4"0.322"0.115"ANo. 21529 Ga.
    10096832A23500000
    1 1/2"0.322"0.115"ANo. 21529 Ga.
    5096832A2400000
     
    No. 10 Screw Size
    1/2"0.373"0.133"ANo. 21221 Ga.
    5096832A3100000
    3/4"0.373"0.133"ANo. 21221 Ga.
    5096832A3150000
    1"0.373"0.133"ANo. 21221 Ga.
    5096832A32000000
    1 1/4"0.373"0.133"ANo. 21221 Ga.
    5096832A32500000
    1 1/2"0.373"0.133"ANo. 21221 Ga.
    5096832A33000000
     
    18-8 Stainless Steel
     
    No. 0 Screw Size
    1/8"0.116"0.044"ABNo. 05255 Ga.
    5092470A01500000
    3/16"0.116"0.044"ABNo. 05255 Ga.
    5092470A0180000
    1/4"0.116"0.044"ABNo. 05255 Ga.
    1092470A0220000
    5/16"0.116"0.044"ABNo. 05255 Ga.
    5092470A0240000
    3/8"0.116"0.044"ABNo. 05255 Ga.
    1092470A0260000
    7/16"0.116"0.044"ABNo. 05255 Ga.
    5092470A0280000
    1/2"0.116"0.044"ABNo. 05255 Ga.
    1092470A0310000
    5/8"0.116"0.044"ABNo. 05255 Ga.
    5092470A04100000
    3/4"0.116"0.044"ABNo. 05255 Ga.
    5092470A04500000
     
    No. 1 Screw Size
    1/8"0.142"0.053"ABNo. 04852 Ga.
    5092470A0480000
    3/16"0.142"0.053"ABNo. 04852 Ga.
    5092470A0490000
    1/4"0.142"0.053"ABNo. 04852 Ga.
    1092470A0500000
    5/16"0.142"0.053"ABNo. 04852 Ga.
    5092470A0550000
    3/8"0.142"0.053"ABNo. 04852 Ga.
    1092470A0540000
    7/16"0.142"0.053"ABNo. 04852 Ga.
    5092470A0560000
    1/2"0.142"0.053"ABNo. 04852 Ga.
    1092470A0570000
    5/8"0.142"0.053"ABNo. 04852 Ga.
    5092470A0610000
    3/4"0.142"0.053"ABNo. 04852 Ga.
    5092470A06500000
     
    No. 2 Screw Size
    1/8"0.167"0.062"ABNo. 13248 Ga.
    5092470A0890000
    3/16"0.167"0.062"ANo. 13248 Ga.
    5092470A0910000
    1/4"0.167"0.062"ANo. 13248 Ga.
    10092470A0950000
    5/16"0.167"0.062"ANo. 13248 Ga.
    10092470A0990000
    3/8"0.167"0.062"ANo. 13248 Ga.
    10092470A0970000
    7/16"0.167"0.062"ANo. 13248 Ga.
    10092470A1020000
    1/2"0.167"0.062"ANo. 13248 Ga.
    10092470A0980000
    5/8"0.167"0.062"ANo. 13248 Ga.
    10092470A1010000
    3/4"0.167"0.062"ANo. 13248 Ga.
    10092470A1030000
     
    No. 4 Screw Size
    3/16"0.219"0.08"ANo. 12444 Ga.
    10092470A1060000
    1/4"0.219"0.08"ANo. 12444 Ga.
    10092470A1070000
    5/16"0.219"0.08"ANo. 12444 Ga.
    10092470A1090000
    3/8"0.219"0.08"ANo. 12444 Ga.
    10092470A1080000
    7/16"0.219"0.08"ANo. 12444 Ga.
    10092470A1110000
    1/2"0.219"0.08"ANo. 12444 Ga.
    10092470A1100000
    5/8"0.219"0.08"ANo. 12444 Ga.
    10092470A1120000
    3/4"0.219"0.08"ANo. 12444 Ga.
    10092470A1130000
    1"0.219"0.08"ANo. 12444 Ga.
    10092470A1150000
    1 1/4"0.219"0.08"ANo. 12444 Ga.
    10092470A3880000
    1 1/2"0.219"0.08"ANo. 12444 Ga.
    5092470A1170000
     
    No. 5 Screw Size
    1/4"0.245"0.089"ANo. 12236 Ga.
    10092470A1190000
    5/16"0.245"0.089"ANo. 12236 Ga.
    10092470A1220000
    3/8"0.245"0.089"ANo. 12236 Ga.
    10092470A1250000
    1/2"0.245"0.089"ANo. 12236 Ga.
    5092470A1210000
    5/8"0.245"0.089"ANo. 12236 Ga.
    10092470A1280000
    3/4"0.245"0.089"ANo. 12236 Ga.
    5092470A1230000
     
    No. 6 Screw Size
    3/16"0.27"0.097"ANo. 21832 Ga.
    5092470A13700000
    1/4"0.27"0.097"ANo. 21832 Ga.
    10092470A1440000
    5/16"0.27"0.097"ANo. 21832 Ga.
    10092470A1450000
    3/8"0.27"0.097"ANo. 21832 Ga.
    10092470A1460000
    7/16"0.27"0.097"ANo. 21832 Ga.
    10092470A1470000
    1/2"0.27"0.097"ANo. 21832 Ga.
    10092470A1480000
    5/8"0.27"0.097"ANo. 21832 Ga.
    10092470A1500000
    3/4"0.27"0.097"ANo. 21832 Ga.
    10092470A1510000
    7/8"0.27"0.097"ANo. 21832 Ga.
    10092470A15200000
    1"0.27"0.097"ANo. 21832 Ga.
    10092470A1530000
    1 1/8"0.27"0.097"ANo. 21832 Ga.
    10092470A38900000
    1 1/4"0.27"0.097"ANo. 21832 Ga.
    10092470A15500000
    1 1/2"0.27"0.097"ANo. 21832 Ga.
    10092470A15700000
    1 3/4"0.27"0.097"ANo. 21832 Ga.
    10092470A15800000
    2"0.27"0.097"ANo. 21832 Ga.
    5092470A1590000
    2 1/2"0.27"0.097"ANo. 21832 Ga.
    5092470A16200000
     
    No. 7 Screw Size
    3/8"0.296"0.106"ANo. 21630 Ga.
    10092470A1680000
    1/2"0.296"0.106"ANo. 21630 Ga.
    10092470A1700000
    3/4"0.296"0.106"ANo. 21630 Ga.
    10092470A1730000
    1"0.296"0.106"ANo. 21630 Ga.
    10092470A17500000
    1 1/4"0.296"0.106"ANo. 21630 Ga.
    10092470A39100000
     
    No. 8 Screw Size
    1/4"0.322"0.115"ABNo. 21529 Ga.
    10092470A1900000
    3/8"0.322"0.115"ABNo. 21529 Ga.
    10092470A1920000
    1/2"0.322"0.115"ANo. 21529 Ga.
    10092470A1940000
    5/8"0.322"0.115"ANo. 21529 Ga.
    10092470A1960000
    3/4"0.322"0.115"ANo. 21529 Ga.
    10092470A1970000
    7/8"0.322"0.115"ANo. 21529 Ga.
    10092470A19800000
    1"0.322"0.115"ANo. 21529 Ga.
    10092470A19900000
    1 1/4"0.322"0.115"ANo. 21529 Ga.
    10092470A20100000
    1 1/2"0.322"0.115"ANo. 21529 Ga.
    10092470A20300000
    1 3/4"0.322"0.115"ANo. 21529 Ga.
    5092470A2040000
    2"0.322"0.115"ANo. 21529 Ga.
    10092470A20500000
    2 1/2"0.322"0.115"ANo. 21529 Ga.
    5092470A20700000
    2 3/4"0.322"0.115"ANo. 21529 Ga.
    2592470A3920000
    3"0.322"0.115"ANo. 21529 Ga.
    5092470A20900000
    3 1/2"0.322"0.115"ANo. 21529 Ga.
    2592470A3930000
     
    No. 10 Screw Size
    1/4"0.373"0.133"ABNo. 21221 Ga.
    10092470A2390000
    3/8"0.373"0.133"ABNo. 21221 Ga.
    10092470A2400000
    7/16"0.373"0.133"ANo. 21221 Ga.
    10092470A39400000
    1/2"0.373"0.133"ANo. 21221 Ga.
    10092470A24200000
    5/8"0.373"0.133"ANo. 21221 Ga.
    10092470A24400000
    3/4"0.373"0.133"ANo. 21221 Ga.
    10092470A24500000
    7/8"0.373"0.133"ANo. 21221 Ga.
    5092470A24600000
    1"0.373"0.133"ANo. 21221 Ga.
    5092470A24700000
    1 1/4"0.373"0.133"ANo. 21221 Ga.
    5092470A24900000
    1 1/2"0.373"0.133"ANo. 21221 Ga.
    5092470A25100000
    1 3/4"0.373"0.133"ANo. 21221 Ga.
    5092470A25200000
    2"0.373"0.133"ANo. 21221 Ga.
    5092470A25300000
    2 1/4"0.373"0.133"ANo. 21221 Ga.
    5092470A25400000
    2 1/2"0.373"0.133"ANo. 21221 Ga.
    5092470A25500000
    2 3/4"0.373"0.133"ANo. 21221 Ga.
    2592470A3950000
    3"0.373"0.133"ANo. 21221 Ga.
    5092470A25700000
    3 1/2"0.373"0.133"ANo. 21221 Ga.
    2592470A2590000
    4"0.373"0.133"ANo. 21221 Ga.
    2592470A26200000
     
    No. 12 Screw Size
    3/8"0.425"0.151"ABNo. 3113/16"
    10092470A28900000
    1/2"0.425"0.151"ANo. 3113/16"
    10092470A29100000
    5/8"0.425"0.151"ANo. 3113/16"
    5092470A2930000
    3/4"0.425"0.151"ANo. 3113/16"
    10092470A29400000
    1"0.425"0.151"ANo. 3113/16"
    5092470A29600000
    1 1/4"0.425"0.151"ANo. 3113/16"
    5092470A29800000
    1 1/2"0.425"0.151"ANo. 3113/16"
    5092470A29900000
    1 3/4"0.425"0.151"ANo. 3113/16"
    5092470A30000000
    2"0.425"0.151"ANo. 3113/16"
    5092470A30100000
    2 1/4"0.425"0.151"ANo. 3113/16"
    2592470A3960000
    2 1/2"0.425"0.151"ANo. 3113/16"
    2592470A30300000
    2 3/4"0.425"0.151"ANo. 3113/16"
    2592470A39700000
    3"0.425"0.151"ANo. 3113/16"
    2592470A30400000
    3 1/2"0.425"0.151"ANo. 3113/16"
    1092470A3060000
    4"0.425"0.151"ANo. 3113/16"
    1092470A3080000
     
    No. 14 Screw Size
    1/2"0.476"0.169"ANo. 3105.5 mm
    5092470A31000000
    5/8"0.476"0.169"ANo. 3105.5 mm
    5092470A3120000
    3/4"0.476"0.169"ANo. 3105.5 mm
    5092470A31300000
    1"0.476"0.169"ANo. 3105.5 mm
    5092470A31500000
    1 1/4"0.476"0.169"ANo. 3105.5 mm
    5092470A31600000
    1 1/2"0.476"0.169"ANo. 3105.5 mm
    5092470A31700000
    1 3/4"0.476"0.169"ANo. 3105.5 mm
    2592470A31800000
    2"0.476"0.169"ANo. 3105.5 mm
    2592470A31900000
    2 1/4"0.476"0.169"ANo. 3105.5 mm
    2592470A39800000
    2 1/2"0.476"0.169"ANo. 3105.5 mm
    2592470A32100000
    2 3/4"0.476"0.169"ANo. 3105.5 mm
    2592470A39900000
    3"0.476"0.169"ANo. 3105.5 mm
    1092470A3230000
    3 1/2"0.476"0.169"ANo. 3105.5 mm
    1092470A3250000
    4"0.476"0.169"ANo. 3105.5 mm
    1092470A3300000
    5"0.476"0.169"ANo. 3105.5 mm
    1092470A33500000
    6"0.476"0.169"ANo. 3105.5 mm
    592470A3400000
     
    M2.2 Screw Size
    6.5 mm4.2 mm1.8 mmCNo. 1DIN 79815094997A12500000
    9.5 mm4.2 mm1.8 mmCNo. 1DIN 79815094997A13000000
    13 mm4.2 mm1.8 mmCNo. 1DIN 79815092470A35100000
    16 mm4.2 mm1.8 mmCNo. 1DIN 79815092470A35200000
     
    M2.9 Screw Size
    6.5 mm5.6 mm2.2 mmCNo. 1DIN 79815094997A22500000
    9.5 mm5.6 mm2.2 mmCNo. 1DIN 79815094997A25000000
    13 mm5.6 mm2.2 mmCNo. 1DIN 79815094997A27500000
    16 mm5.6 mm2.2 mmCNo. 1DIN 79812592470A35300000
    19 mm5.6 mm2.2 mmCNo. 1DIN 79812592470A35400000
    22 mm5.6 mm2.2 mmCNo. 1DIN 79812592470A35500000
    25 mm5.6 mm2.2 mmCNo. 1DIN 79812592470A35600000
     
    M3.5 Screw Size
    9.5 mm6.9 mm2.6 mmCNo. 2DIN 79812592470A35700000
    13 mm6.9 mm2.6 mmCNo. 2DIN 79812594997A30000000
    16 mm6.9 mm2.6 mmCNo. 2DIN 79812592470A35800000
    19 mm6.9 mm2.6 mmCNo. 2DIN 79812594997A32500000
    22 mm6.9 mm2.6 mmCNo. 2DIN 79812592470A35900000
    25 mm6.9 mm2.6 mmCNo. 2DIN 79812594997A35000000
    32 mm6.9 mm2.6 mmCNo. 2DIN 79812592470A36100000
     
    M3.9 Screw Size
    9.5 mm7.5 mm2.8 mmCNo. 2DIN 79812592470A36200000
    13 mm7.5 mm2.8 mmCNo. 2DIN 79812594997A40000000
    16 mm7.5 mm2.8 mmCNo. 2DIN 79812592470A36300000
    19 mm7.5 mm2.8 mmCNo. 2DIN 79812594997A42500000
    22 mm7.5 mm2.8 mmCNo. 2DIN 79812592470A36400000
    25 mm7.5 mm2.8 mmCNo. 2DIN 79812594997A45000000
     
    M4.2 Screw Size
    9.5 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A36500000
    13 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A36600000
    16 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A36700000
    19 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A36800000
    22 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A36900000
    25 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A37100000
    32 mm8.2 mm3.1 mmCNo. 2DIN 79812592470A37200000
    38 mm8.2 mm3.1 mmCNo. 2DIN 79811092470A37300000
     
    M4.8 Screw Size
    13 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A3740000
    16 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A3750000
    19 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A3760000
    22 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A37700000
    25 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A37800000
    32 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A37900000
    38 mm9.5 mm3.6 mmCNo. 2DIN 79811092470A38100000
     
    M5.5 Screw Size
    13 mm10.8 mm4 mmCNo. 3DIN 79811092470A38200000
    16 mm10.8 mm4 mmCNo. 3DIN 79811092470A38300000
    19 mm10.8 mm4 mmCNo. 3DIN 79811092470A38400000
    25 mm10.8 mm4 mmCNo. 3DIN 79811092470A38500000
    32 mm10.8 mm4 mmCNo. 3DIN 79811092470A38600000
    38 mm10.8 mm4 mmCNo. 3DIN 79811092470A38700000
     
    Black-Oxide 18-8 Stainless Steel
     
    No. 6 Screw Size
    3/8"0.27"0.097"ANo. 21832 Ga.
    10090356A21100000
    1/2"0.27"0.097"ANo. 21832 Ga.
    10090356A21500000
    5/8"0.27"0.097"ANo. 21832 Ga.
    10090356A21800000
    3/4"0.27"0.097"ANo. 21832 Ga.
    10090356A22200000
    1"0.27"0.097"ANo. 21832 Ga.
    5090356A22500000
     
    No. 8 Screw Size
    3/8"0.322"0.115"ABNo. 21529 Ga.
    10090356A25600000
    1/2"0.322"0.115"ANo. 21529 Ga.
    10090356A25900000
    5/8"0.322"0.115"ANo. 21529 Ga.
    5090356A26400000
    3/4"0.322"0.115"ANo. 21529 Ga.
    5090356A26700000
    7/8"0.322"0.115"ANo. 21529 Ga.
    5090356A36100000
    1"0.322"0.115"ANo. 21529 Ga.
    5090356A27100000
     
    No. 10 Screw Size
    1/2"0.373"0.133"ANo. 21221 Ga.
    5090356A28500000
    5/8"0.373"0.133"ANo. 21221 Ga.
    5090356A28700000
    3/4"0.373"0.133"ANo. 21221 Ga.
    5090356A29100000
    1"0.373"0.133"ANo. 21221 Ga.
    2590356A2940000
    1 1/4"0.373"0.133"ANo. 21221 Ga.
    2590356A29700000
    1 1/2"0.373"0.133"ANo. 21221 Ga.
    2590356A30600000
     
    No. 12 Screw Size
    3/4"0.425"0.151"ANo. 3113/16"
    2590356A3270000
    1"0.425"0.151"ANo. 3113/16"
    2590356A33100000
    1 1/4"0.425"0.151"ANo. 3113/16"
    2590356A33500000
    1 1/2"0.425"0.151"ANo. 3113/16"
    2590356A33900000
     
    No. 14 Screw Size
    3/4"0.476"0.169"ANo. 3105.5 mm
    2590356A35200000
    1"0.476"0.169"ANo. 3105.5 mm
    2590356A35500000
    1 1/4"0.476"0.169"ANo. 3105.5 mm
    1090356A3570000
    1 1/2"0.476"0.169"ANo. 3105.5 mm
    1090356A3590000
     
    Highly Corrosion-Resistant 316 Stainless Steel
     
    No. 2 Screw Size
    1/4"0.167"0.062"ANo. 13248 Ga.
    10090184A0500000
    3/8"0.167"0.062"ANo. 13248 Ga.
    10090184A0580000
    1/2"0.167"0.062"ANo. 13248 Ga.
    10090184A0640000
    5/8"0.167"0.062"ANo. 13248 Ga.
    10090184A0710000
    3/4"0.167"0.062"ANo. 13248 Ga.
    10090184A0800000
     
    No. 4 Screw Size
    1/4"0.219"0.08"ANo. 12444 Ga.
    10090184A1000000
    3/8"0.219"0.08"ANo. 12444 Ga.
    10090184A1050000
    1/2"0.219"0.08"ANo. 12444 Ga.
    10090184A1080000
    5/8"0.219"0.08"ANo. 12444 Ga.
    10090184A1100000
    3/4"0.219"0.08"ANo. 12444 Ga.
    10090184A1110000
    1"0.219"0.08"ANo. 12444 Ga.
    10090184A1150000
     
    No. 6 Screw Size
    1/4"0.27"0.097"ABNo. 21832 Ga.
    10090184A1200000
    3/8"0.27"0.097"ANo. 21832 Ga.
    10090184A1270000
    1/2"0.27"0.097"ANo. 21832 Ga.
    10090184A1380000
    5/8"0.27"0.097"ANo. 21832 Ga.
    10090184A1460000
    3/4"0.27"0.097"ANo. 21832 Ga.
    10090184A1520000
    7/8"0.27"0.097"ANo. 21832 Ga.
    10090184A15400000
    1"0.27"0.097"ANo. 21832 Ga.
    5090184A1550000
    1 1/4"0.27"0.097"ANo. 21832 Ga.
    5090184A1580000
    1 1/2"0.27"0.097"ANo. 21832 Ga.
    5090184A1610000
    1 3/4"0.27"0.097"ANo. 21832 Ga.
    5090184A16400000
    2"0.27"0.097"ANo. 21832 Ga.
    5090184A16800000
     
    No. 8 Screw Size
    1/4"0.322"0.115"ABNo. 21529 Ga.
    10090184A22000000
    3/8"0.322"0.115"ABNo. 21529 Ga.
    10090184A21600000
    1/2"0.322"0.115"ANo. 21529 Ga.
    10090184A22400000
    5/8"0.322"0.115"ANo. 21529 Ga.
    10090184A23600000
    3/4"0.322"0.115"ANo. 21529 Ga.
    5090184A2470000
    7/8"0.322"0.115"ANo. 21529 Ga.
    5090184A2600000
    1"0.322"0.115"ANo. 21529 Ga.
    5090184A2730000
    1 1/4"0.322"0.115"ANo. 21529 Ga.
    5090184A27600000
    1 1/2"0.322"0.115"ANo. 21529 Ga.
    5090184A27800000
    2"0.322"0.115"ANo. 21529 Ga.
    2590184A2810000
    2 1/2"0.322"0.115"ANo. 21529 Ga.
    2590184A28700000
    3"0.322"0.115"ANo. 21529 Ga.
    2590184A29400000
     
    No. 10 Screw Size
    3/8"0.373"0.133"ABNo. 21221 Ga.
    10090184A34000000
    1/2"0.373"0.133"ANo. 21221 Ga.
    5090184A3420000
    5/8"0.373"0.133"ANo. 21221 Ga.
    5090184A3610000
    3/4"0.373"0.133"ANo. 21221 Ga.
    5090184A37400000
    7/8"0.373"0.133"ANo. 21221 Ga.
    5090184A37600000
    1"0.373"0.133"ANo. 21221 Ga.
    5090184A37800000
    1 1/4"0.373"0.133"ANo. 21221 Ga.
    2590184A3850000
    1 1/2"0.373"0.133"ANo. 21221 Ga.
    2590184A3970000
    1 3/4"0.373"0.133"ANo. 21221 Ga.
    2590184A3990000
    2"0.373"0.133"ANo. 21221 Ga.
    2590184A4000000
    2 1/4"0.373"0.133"ANo. 21221 Ga.
    2590184A40400000
    2 1/2"0.373"0.133"ANo. 21221 Ga.
    2590184A40900000
    3"0.373"0.133"ANo. 21221 Ga.
    2590184A41400000
    3 1/2"0.373"0.133"ANo. 21221 Ga.
    2590184A42000000
    4"0.373"0.133"ANo. 21221 Ga.
    2590184A42500000
     
    No. 12 Screw Size
    1/2"0.425"0.151"ANo. 3113/16"
    5090184A44800000
    5/8"0.425"0.151"ANo. 3113/16"
    2590184A4500000
    3/4"0.425"0.151"ANo. 3113/16"
    2590184A4520000
    1"0.425"0.151"ANo. 3113/16"
    2590184A4570000
    1 1/4"0.425"0.151"ANo. 3113/16"
    2590184A4630000
    1 1/2"0.425"0.151"ANo. 3113/16"
    2590184A47100000
    2"0.425"0.151"ANo. 3113/16"
    1090184A4890000
    2 1/2"0.425"0.151"ANo. 3113/16"
    1090184A4960000
     
    No. 14 Screw Size
    1/2"0.476"0.169"ABNo. 3105.5 mm
    2590184A5010000
    5/8"0.476"0.169"ANo. 3105.5 mm
    2590184A5090000
    3/4"0.476"0.169"ANo. 3105.5 mm
    2590184A5130000
    1"0.476"0.169"ANo. 3105.5 mm
    2590184A51700000
    1 1/4"0.476"0.169"ANo. 3105.5 mm
    1090184A5360000
    1 1/2"0.476"0.169"ANo. 3105.5 mm
    1090184A5420000
    1 3/4"0.476"0.169"ANo. 3105.5 mm
    1090184A5490000
    2"0.476"0.169"ANo. 3105.5 mm
    1090184A5560000
    2 1/2"0.476"0.169"ANo. 3105.5 mm
    1090184A5630000
    3"0.476"0.169"ANo. 3105.5 mm
    1090184A56800000
     

    Stainless Steel Phillips Rounded Head Thread-Forming Screws for Plastic

    Image of Product. Front orientation. Tapping Screws. Stainless Steel Phillips Rounded Head Thread-Forming Screws for Plastic.
    Image of Specification. Round Shank Cross Section. Front orientation. Round. For Plastic.
    Image of Specification. Tri-Lobe
Shank
Cross Section. Front orientation. Tri-Lobe. For Plastic.

    Round

    Shank

    Cross

    Section

    Tri-Lobe Shank Cross

    Section

    Our most popular thread-forming screws for plastic also resist rust. Thread them directly into molded or cast holes—no inserts needed. Screws won’t crack or distort material when fastening enclosures, panels, and other plastic components. The Phillips drive handles enough torque to keep drivers from slipping and the rounded head creates a finished look.
    Length is measured from under the head.
    18-8 Stainless Steel—The choice for wet and outdoor environments, these screws resist rust. However, they won't hold up to the harsh chemicals that 316 stainless steel can.
    Highly Corrosion-Resistant 316 Stainless Steel—Superior to 18-8 stainless steel, these screws withstand harsh weather, salt water, and most chemicals.
    Tri-Lobe—The tri-lobular shank forms threads in thermoplastics such as polypropylene and ABS. These screws displace material to create a tight fit that resists vibration and prevents backing out. Because the shank isn't round, the diameter will vary slightly depending on where you measure it. They're comparable to Plastite screws.
    Round—The sharply angled threads drive into plastic with less force and a lower risk of cracking than other tapping screws. The base of the threads is recessed to bite deep into material and hold tight. You can reuse these screws a few times without stripping the threads. They're comparable to PT screws.
    Head
    Lg.
    Dia.
    Ht.
    Tapping
    Screw Type
    Drive
    Size
    Approx. Threads
    per In.
    Drill Bit
    Size
    Shank Cross
    Section
    Pkg.
    Qty.
    Pkg.
    18-8 Stainless Steel
     
    No. 0 Screw Size
    1/8"0.116"0.044"TRSNo. 04256 Ga.
    Tri-Lobe5099461A505000000
    3/16"0.116"0.044"TRSNo. 04256 Ga.
    Tri-Lobe5099461A51000000
    1/4"0.116"0.044"TRSNo. 04256 Ga.
    Tri-Lobe5099461A51500000
    3/8"0.116"0.044"TRSNo. 04256 Ga.
    Tri-Lobe5099461A52000000
    1/2"0.116"0.044"TRSNo. 04256 Ga.
    Tri-Lobe5099461A53000000
     
    No. 1 Screw Size
    1/8"0.142"0.053"TRSNo. 03253 Ga.
    Tri-Lobe5099461A60500000
    1/4"0.142"0.053"TRSNo. 03253 Ga.
    Tri-Lobe5099461A61500000
    3/8"0.142"0.053"TRSNo. 03253 Ga.
    Tri-Lobe5099461A62000000
    1/2"0.142"0.053"TRSNo. 03253 Ga.
    Tri-Lobe5099461A63000000
     
    No. 2 Screw Size
    3/16"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A71000000
    1/4"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A71500000
    5/16"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A72000000
    3/8"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A72500000
    1/2"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A73500000
    5/8"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A20100000
    3/4"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe5099461A20200000
     
    No. 3 Screw Size
    3/16"0.193"0.071"TRSNo. 12446 Ga.
    Tri-Lobe5099461A20300000
    1/4"0.193"0.071"TRSNo. 12446 Ga.
    Tri-Lobe5099461A81500000
    5/16"0.193"0.071"TRSNo. 12446 Ga.
    Tri-Lobe5099461A20400000
    3/8"0.193"0.071"TRSNo. 12446 Ga.
    Tri-Lobe5099461A82500000
    1/2"0.193"0.071"TRSNo. 12446 Ga.
    Tri-Lobe5099461A20500000
     
    No. 4 Screw Size
    1/8"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A10500000
    3/16"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A20600000
    1/4"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A11000000
    5/16"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A20700000
    3/8"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A12000000
    1/2"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A13000000
    5/8"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A14000000
    3/4"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe5099461A15000000
    1"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe2599461A2080000
    1 1/4"0.219"0.08"TRSNo. 12037 Ga.
    Tri-Lobe2599461A2090000
     
    No. 6 Screw Size
    3/16"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A2110000
    1/4"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe5099461A22000000
    5/16"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe5099461A21200000
    3/8"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A23000000
    1/2"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A24000000
    5/8"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A25000000
    3/4"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A26000000
     
    No. 8 Screw Size
    1/4"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A33000000
    3/8"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A34000000
    1/2"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A35000000
    5/8"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A36000000
    3/4"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A37000000
    7/8"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A38000000
    1"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A39000000
    1 1/2"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe1099461A2130000
     
    No. 10 Screw Size
    1/4"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A2140000
    5/16"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A21500000
    3/8"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A44000000
    1/2"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A45000000
    3/4"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A46000000
    7/8"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A47000000
    1"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe2599461A48000000
     
    1/4" Screw Size
    1/2"0.492"0.175"TRSNo. 3104 Ga.
    Tri-Lobe1099461A21600000
    3/4"0.492"0.175"TRSNo. 3104 Ga.
    Tri-Lobe599461A2170000
    1"0.492"0.175"TRSNo. 3104 Ga.
    Tri-Lobe599461A2180000
    1 1/4"0.492"0.175"TRSNo. 3104 Ga.
    Tri-Lobe599461A2190000
    1 1/2"0.492"0.175"TRSNo. 3104 Ga.
    Tri-Lobe599461A2210000
     
    M1.6 Screw Size
    5 mm2.6 mm1.1 mmTRSNo. 055 Ga.
    Round2599461A9110000
    6 mm2.6 mm1.1 mmTRSNo. 055 Ga.
    Round2599461A9120000
    8 mm2.6 mm1.1 mmTRSNo. 055 Ga.
    Round2599461A9130000
     
    M2 Screw Size
    5 mm3.5 mm1.4 mmTRSNo. 152 Ga.
    Round2599461A9140000
    6 mm3.5 mm1.4 mmTRSNo. 152 Ga.
    Round2599461A9150000
    8 mm3.5 mm1.4 mmTRSNo. 152 Ga.
    Round2599461A9160000
    10 mm3.5 mm1.4 mmTRSNo. 152 Ga.
    Round2599461A9170000
     
    M2.2 Screw Size
    4 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round5099461A9180000
    5 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A91900000
    6 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A92100000
    8 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round5099461A9220000
    10 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A92300000
    12 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A92400000
    14 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A92500000
    16 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round10099461A92600000
    18 mm3.9 mm1.6 mmTRSNo. 150 Ga.
    Round5099461A92700000
     
    M2.5 Screw Size
    5 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round10099461A92800000
    6 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round10099461A92900000
    8 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round10099461A93100000
    10 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A9320000
    12 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A9330000
    14 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A9340000
    16 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A9350000
    18 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A9360000
    20 mm4.4 mm1.8 mmTRSNo. 145 Ga.
    Round5099461A93700000
     
    M3 Screw Size
    5 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9380000
    6 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round10099461A93900000
    8 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9410000
    Phillips Rounded Head Thread-Forming Screws for Plastic, 18-8 Stainless Steel, M3 Screw Size, 8 mm Long
    Pack of 50Ships in 2-4 weeks
    Compatible Products for This Tapping Screw
    10 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9420000
    12 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9430000
    14 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9440000
    16 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A9450000
    18 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A94600000
    20 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A94700000
    25 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A94800000
    30 mm5.3 mm2.1 mmTRSNo. 141 Ga.
    Round5099461A94900000
     
    M3.5 Screw Size
    8 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A9510000
    10 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A9520000
    12 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A9530000
    14 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A9540000
    16 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A95500000
    18 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A95600000
    20 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A95700000
    25 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round5099461A95800000
    30 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round2599461A9590000
    35 mm6.1 mm2.6 mmTRSNo. 134 Ga.
    Round2599461A9610000
     
    M4 Screw Size
    5 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A9620000
    6 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A9630000
    8 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A9640000
    10 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A9650000
    12 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A96600000
    14 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A96700000
    16 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A96800000
    18 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round5099461A96900000
    20 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A9710000
    25 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A9720000
    30 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A9730000
    35 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round2599461A97400000
    40 mm7 mm2.8 mmTRSNo. 130 Ga.
    Round1099461A9750000
     
    M5 Screw Size
    8 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round2599461A97600000
    10 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round2599461A97700000
    12 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round2599461A97800000
    14 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round2599461A97900000
    16 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round1099461A9810000
    18 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round1099461A9820000
    20 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round1099461A9830000
    25 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round1099461A9840000
    30 mm8.8 mm3.32 mmTRSNo. 221 Ga.
    Round1099461A9850000
     
    Highly Corrosion-Resistant 316 Stainless Steel
     
    No. 2 Screw Size
    3/16"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe2599461A17100000
    1/4"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe2599461A17300000
    3/8"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe2599461A17500000
    1/2"0.167"0.062"TRSNo. 12848 Ga.
    Tri-Lobe2599461A17700000
     
    No. 4 Screw Size
    1/4"0.219"0.08"TRSNo. 12044 Ga.
    Tri-Lobe2599461A28200000
    3/8"0.219"0.08"TRSNo. 12044 Ga.
    Tri-Lobe2599461A28400000
    1/2"0.219"0.08"TRSNo. 12044 Ga.
    Tri-Lobe2599461A28600000
     
    No. 6 Screw Size
    3/8"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A31000000
    1/2"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A31200000
    3/4"0.27"0.097"TRSNo. 21932 Ga.
    Tri-Lobe2599461A31500000
     
    No. 8 Screw Size
    3/8"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A40500000
    1/2"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A40900000
    3/4"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A41200000
    1"0.322"0.115"TRSNo. 21629 Ga.
    Tri-Lobe2599461A41600000
     
    No. 10 Screw Size
    1/2"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe1099461A57300000
    3/4"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe1099461A57600000
    1"0.373"0.133"TRSNo. 21421 Ga.
    Tri-Lobe1099461A57900000
     
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