McMaster-Carr logo
    Clear All
    System of Measurement
    System of Measurement
    Inch
    Metric
    Length
    Length
    1/16"
    3/32"
    1/8"
    0.13"
    0.14"
    9/64"
    0.141"
    5/32"
    0.161"
    0.17"
    11/64"
    0.18"
    3/16"
    0.188"
    1/5"
    0.208"
    0.21"
    0.218"
    7/32"
    0.22"
    0.226"
    0.24"
    1/4"
    0.26"
    0.262"
    0.266"
    0.27"
    0.274"
    0.28"
    0.281"
    9/32"
    0.291"
    19/64"
    0.3"
    0.305"
    0.31"
    5/16"
    0.313"
    0.32"
    0.321"
    0.33"
    0.34"
    0.343"
    11/32"
    0.344"
    0.354"
    0.356"
    0.36"
    0.37"
    3/8"
    0.38"
    0.39"
    0.395"
    2/5"
    13/32"
    0.41"
    0.42"
    27/64"
    0.437"
    7/16"
    0.438"
    0.45"
    0.458"
    15/32"
    0.488"
    1/2"
    0.506"
    0.512"
    0.515"
    0.525"
    0.529"
    0.53"
    0.54"
    0.552"
    0.562"
    9/16"
    0.563"
    0.575"
    0.58"
    19/32"
    0.62"
    5/8"
    0.63"
    0.655"
    0.68"
    11/16"
    0.688"
    0.709"
    0.728"
    3/4"
    0.767"
    0.768"
    25/32"
    0.783"
    0.787"
    13/16"
    27/32"
    0.848"
    0.85"
    7/8"
    0.895"
    0.9"
    15/16"
    0.95"
    0.984"
    63/64"
    1"
    1.004"
    1 3/64"
    1 1/16"
    1 3/32"
    1.1"
    1.102"
    1.12"
    1 1/8"
    1.147"
    1.16"
    1.163"
    1 3/16"
    1.197"
    1 1/4"
    1 17/64"
    1.268"
    1 5/16"
    1 3/8"
    1 7/16"
    1 1/2"
    1 9/16"
    1 37/64"
    1 5/8"
    1.632"
    1 11/16"
    1 47/64"
    1 3/4"
    1 7/8"
    1 29/32"
    1 15/16"
    2"
    2" to 3 1/2"
    2" to 4 1/4"
    2" to 4 3/4"
    2 1/16"
    2 1/8"
    2.132"
    2 3/16"
    2 1/4"
    2 19/64"
    2.312"
    2 5/16"
    2 3/8"
    2 1/2"
    2 9/16"
    2 5/8"
    2 11/16"
    2 45/64"
    2 3/4"
    2 13/16"
    2 7/8"
    2 15/16"
    3"
    3 1/16"
    3 1/8"
    3 1/4"
    3 5/16"
    3 3/8"
    3 15/32"
    3 1/2"
    3 9/16"
    3 3/4"
    4"
    4 1/4"
    4 1/2"
    4 9/16"
    4 3/4"
    5"
    5 5/16"
    5 1/2"
    5 7/8"
    5 15/16"
    6"
    6 1/16"
    6 1/2"
    6 3/4"
    7"
    7 1/4"
    7 5/16"
    7 1/2"
    8"
    8 1/16"
    8 1/8"
    8 1/4"
    8 1/2"
    9"
    9 1/2"
    9 7/8"
    10"
    10 1/2"
    11"
    11 1/2"
    12"
    12 1/2"
    13 1/2"
    14"
    14 1/4"
    14 1/2"
    15"
    15 1/2"
    16"
    16 1/2"
    17"
    17 1/2"
    17 3/4"
    18"
    18 1/2"
    20"
    20 1/4"
    20 1/2"
    21"
    21 1/2"
    21 3/4"
    22"
    24"
    24 1/2"
    27 1/2"
    28"
    28 1/2"
    28 3/4"
    29"
    29 1/2"
    30"
    33"
    34 1/2"
    35"
    36"
    36 1/2"
    37"
    40"
    41"
    48"
    50"
    60"
    6ft.
    8 ft.
    9 ft.
    10ft.
    15ft.
    16 ft.
    20 ft.
    25ft.
    27 ft.
    30 ft.
    44ft.
    45 ft.
    50ft.
    54ft.
    60ft.
    65ft.
    66ft.
    75ft.
    76ft.
    99 ft.
    100ft.
    108ft.
    115ft.
    150ft.
    165ft.
    180ft.
    216ft.
    240 ft.
    300ft.
    328ft.
    330ft.
    360ft.
    459ft.
    500 ft.
    540ft.
    600ft.
    1,000 ft.
    3,000ft.
    1mm
    2mm
    3mm
    4mm
    4.85mm
    5mm
    6mm
    7mm
    7.57mm
    8mm
    8.33mm
    9mm
    10mm
    11mm
    12mm
    12.24mm
    12.29mm
    13mm
    13.21mm
    14mm
    15mm
    16mm
    17mm
    18mm
    19mm
    20mm
    22mm
    24 mm
    25mm
    26mm
    28mm
    28.35mm
    29.39mm
    30mm
    31mm
    35mm
    37mm
    40mm
    45mm
    50mm
    51mm
    52mm
    1 m
    OD
    OD
    1/8"
    0.175"
    0.179"
    0.181"
    0.187"
    3/16"
    0.188"
    0.19"
    0.195"
    0.197"
    0.200"
    0.203"
    0.206"
    0.217"
    0.219"
    0.220"
    0.225"
    0.235"
    0.242"
    0.250"
    0.253"
    0.256"
    0.265"
    0.270"
    0.276"
    0.280"
    0.281"
    0.285"
    0.290"
    0.297"
    0.300"
    0.303"
    0.305"
    0.312"
    5/16"
    0.313"
    0.315"
    0.316"
    0.328"
    0.330"
    0.335"
    0.337"
    0.344"
    0.345"
    0.350"
    0.354"
    0.360"
    0.365"
    3/8"
    0.380"
    0.390"
    0.394"
    0.399"
    0.400"
    0.406"
    0.408"
    0.410"
    0.414"
    0.416"
    27/64"
    0.425"
    0.433"
    0.437"
    0.438"
    0.440"
    0.448"
    0.450"
    0.453"
    0.460"
    0.464"
    0.465"
    0.467"
    15/32"
    0.470"
    0.472"
    0.480"
    1/2"
    0.505"
    0.506"
    0.510"
    0.512"
    0.513"
    0.515"
    17/32"
    0.535"
    0.545"
    35/64"
    0.562"
    9/16"
    0.563"
    0.564"
    0.570"
    0.575"
    0.593"
    0.595"
    0.600"
    0.609"
    0.620"
    5/8"
    0.630"
    0.632"
    0.645"
    21/32"
    0.660"
    0.665"
    0.669"
    0.683"
    0.688"
    0.690"
    0.697"
    45/64"
    0.709"
    23/32"
    0.734"
    0.735"
    0.740"
    0.743"
    0.745"
    3/4"
    0.753"
    0.755"
    0.787"
    4/5"
    0.810"
    0.812"
    0.814"
    0.815"
    0.825"
    0.827"
    53/64"
    0.843"
    27/32"
    0.848"
    55/64"
    0.866"
    7/8"
    0.880"
    0.885"
    0.890"
    0.922"
    0.923"
    0.935"
    15/16"
    61/64"
    0.980"
    0.995"
    1"
    1.003"
    1.030"
    1.031"
    1.057"
    1.062"
    1.090"
    1.105"
    1 1/8"
    1.130"
    1.156"
    1 3/16"
    1.188"
    1.245"
    1.250"
    1.252"
    1.260"
    1.280"
    1.312"
    1 5/16"
    1.343"
    1.37"
    1 3/8"
    1.385"
    1.469"
    1.500"
    1.531"
    1.562"
    1 5/8"
    1.630"
    1.633"
    1 11/16"
    1 3/4"
    1.990"
    2.000"
    2.062"
    2 1/8"
    2.250"
    2.500"
    2.585"
    2.750"
    3.000"
    3.8 mm
    4.0 mm
    4.200mm
    4.4 mm
    4.5 mm
    5.0 mm
    5.6 mm
    6.0 mm
    6.200mm
    6.800mm
    7.0 mm
    7.8 mm
    7.900mm
    8.0 mm
    8.400mm
    8.8 mm
    9.0 mm
    9.2 mm
    9.8 mm
    10.0 mm
    10.200mm
    11.0 mm
    11.8 mm
    11.900mm
    12.000mm
    12.200mm
    12.5 mm
    12.900mm
    13.0 mm
    14.0 mm
    14.200mm
    14.8 mm
    15.0 mm
    15.3mm
    15.600mm
    15.8 mm
    16.000mm
    17.0 mm
    17.8 mm
    18.0 mm
    19.7 mm
    20.0 mm
    20.300mm
    21.0 mm
    22.0 mm
    22.3mm
    23.7 mm
    24.0 mm
    25.0 mm
    25.1 mm
    27.700mm
    28.0 mm
    29.7 mm
    30.0 mm
    33.6 mm
    33.700mm
    34.0 mm
    36.0 mm
    36.7 mm
    37.0 mm
    40.0 mm
    42.0 mm
    44.0 mm
    49.7 mm
    56.0 mm
    66.0 mm
    72.0 mm
    78.0 mm
    ID
    ID
    default
    0.050"
    0.062"
    0.0625"
    0.063"
    0.064"
    0.065"
    0.068"
    0.078"
    0.083"
    0.084"
    0.088"
    0.090"
    0.091"
    0.093"
    0.094"
    0.096"
    0.101"
    0.102"
    0.104"
    0.105"
    0.106"
    0.109"
    0.112"
    0.115"
    0.116"
    0.118"
    0.120"
    0.122"
    0.124"
    1/8"
    0.126"
    0.128"
    0.130"
    0.135"
    0.137"
    0.140"
    0.141"
    0.142"
    0.143"
    0.145"
    0.146"
    0.149"
    0.150"
    0.152"
    0.156"
    5/32"
    0.162"
    0.166"
    0.167"
    0.168"
    0.169"
    0.17"
    0.171"
    0.173"
    0.174"
    0.175"
    0.177"
    0.187"
    3/16"
    0.188"
    0.190"
    0.191"
    0.192"
    0.193"
    0.194"
    0.196"
    0.197"
    0.199"
    0.200"
    0.201"
    0.202"
    0.203"
    0.204"
    0.209"
    0.210"
    0.215"
    0.218"
    0.219"
    0.220"
    0.225"
    0.234"
    0.235"
    0.240"
    1/4"
    0.252"
    0.253"
    0.254"
    0.255"
    0.257"
    0.260"
    0.261"
    0.262"
    0.264"
    0.265"
    0.266"
    0.276"
    0.280"
    0.281"
    0.282"
    0.292"
    0.312"
    5/16"
    0.315"
    0.316"
    0.317"
    0.320"
    0.322"
    0.323"
    0.325"
    0.328"
    0.331"
    0.340"
    0.343"
    0.344"
    0.35"
    0.370"
    0.372"
    3/8"
    0.376"
    0.378"
    0.379"
    0.380"
    0.382"
    0.383"
    0.385"
    0.390"
    0.391"
    0.395"
    0.406"
    13/32"
    0.410"
    0.413"
    7/16"
    0.438"
    0.440"
    0.441"
    0.443"
    0.451"
    0.453"
    0.46"
    0.468"
    0.469"
    1/2"
    0.504"
    0.505"
    0.509"
    0.510"
    0.515"
    0.520"
    0.530"
    0.531"
    0.532"
    0.538"
    0.562"
    0.578"
    0.590"
    0.594"
    0.617"
    5/8"
    0.627"
    0.629"
    0.630"
    0.635"
    0.640"
    0.645"
    0.650"
    0.655"
    0.656"
    11/16"
    0.688"
    3/4"
    0.754"
    0.755"
    0.758"
    0.765"
    0.780"
    0.805"
    0.812"
    0.825"
    7/8"
    0.879"
    0.885"
    0.890"
    0.891"
    0.935"
    0.937"
    15/16"
    0.938"
    0.970"
    1"
    1.005"
    1.015"
    1.025"
    1.060"
    1.062"
    1 1/8"
    1.130"
    1.140"
    1.188"
    1 1/4"
    1.312"
    1.328"
    1 3/8"
    1.380"
    1 7/16"
    1 1/2"
    1.562"
    1 5/8"
    1 3/4"
    2"
    2 1/8"
    2 1/4"
    2 1/2"
    2 5/8"
    2 7/8"
    3 1/8"
    3 3/8"
    3 7/8"
    4 3/8"
    1.3 mm
    1.5 mm
    1.7 mm
    2 mm
    2.1 mm
    2.2 mm
    2.6 mm
    2.7 mm
    3 mm
    3.100mm
    3.2 mm
    3.3 mm
    3.7 mm
    4.100mm
    4.200mm
    4.3 mm
    4.4 mm
    4.5 mm
    5 mm
    5.100mm
    5.200mm
    5.3 mm
    5.4 mm
    5.5 mm
    6mm
    6.100mm
    6.200mm
    6.300mm
    6.4 mm
    6.5 mm
    7.200mm
    7.4 mm
    7.5 mm
    8.0 mm
    8.100mm
    8.200mm
    8.4 mm
    8.5 mm
    10.0 mm
    10.1 mm
    10.200mm
    10.5 mm
    10.6 mm
    11 mm
    12.0 mm
    12.1 mm
    13.0 mm
    13.1 mm
    13.4 mm
    15.0 mm
    15.1 mm
    16.0 mm
    16.100mm
    17.0 mm
    17.1 mm
    19.0 mm
    19.1 mm
    20.0 mm
    21.0 mm
    21.1 mm
    21.2 mm
    22.0 mm
    23.0 mm
    25.0 mm
    29 mm
    31.0 mm
    32.0 mm
    37.0 mm
    38.0 mm
    40.0 mm
    43.0 mm
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    Drive Style
    Drive Style
    click to learn more about
    click to learn more about Hex
    click to learn more about External Hex
    HexExternal Hex
    click to learn more about Phillips
    click to learn more about Slotted
    PhillipsSlotted
    Thickness
    Thickness
    0.0005"
    0.0008"
    0.001"
    0.0015"
    0.002"
    0.002" to 0.004"
    0.003"
    0.004"
    0.005"
    0.005" to 0.006"
    0.006"
    0.007"
    0.0075"
    0.008"
    0.008" to 0.012"
    0.009"
    0.009" to 0.012"
    0.01"
    0.010" to 0.020"
    0.012"
    0.012" to 0.018"
    0.0125"
    0.013" to 0.017"
    0.015"
    0.015" to 0.025"
    0.016"
    0.016" to 0.025"
    0.017" to 0.023"
    0.018" to 0.022"
    0.018" to 0.023"
    0.02"
    0.020" to 0.030"
    0.020" to 0.060"
    0.021" to 0.041"
    0.022" to 0.028"
    0.022" to 0.032"
    0.022" to 0.042"
    0.023"
    0.023" to 0.033"
    0.024" to 0.036"
    0.025"
    0.025" to 0.035"
    0.025" to 0.040"
    0.026" to 0.036"
    0.026" to 0.038"
    0.027"
    0.027" to 0.035"
    0.027" to 0.037"
    0.028" to 0.034"
    0.029" to 0.033"
    0.03"
    0.030" to 0.040"
    0.030" to 0.050"
    0.031"
    0.032"
    0.033" to 0.043"
    0.034"
    0.034" to 0.044"
    0.035"
    0.035" to 0.045"
    0.035" to 0.055"
    0.035" to 0.070"
    0.036" to 0.045"
    0.036" to 0.065"
    0.037" to 0.043"
    0.037" to 0.049"
    0.040"
    0.040" to 0.060"
    0.040" to 0.080"
    0.042"
    0.043" to 0.053"
    0.045"
    0.045" to 0.055"
    0.045" to 0.057"
    0.045" to 0.065"
    0.046"
    0.047"
    0.048"
    0.048" to 0.058"
    0.049"
    0.049" to 0.061"
    0.049" to 0.069"
    0.05"
    0.050" to 0.060"
    0.051" to 0.080"
    0.052" to 0.072"
    0.053"
    0.053" to 0.065"
    0.053" to 0.071"
    0.053" to 0.073"
    0.054" to 0.070"
    0.054" to 0.073"
    0.054" to 0.074"
    0.055" to 0.069"
    0.055" to 0.070"
    0.056" to 0.070"
    0.057" to 0.067"
    0.057" to 0.069"
    0.057" to 0.075"
    0.058"
    0.06"
    0.060" to 0.067"
    0.060" to 0.100"
    0.062"
    0.062" to 0.067"
    1/16"
    0.063"
    0.064" to 0.076"
    0.064" to 0.104"
    0.065"
    0.066"
    0.07"
    0.073" to 0.083"
    0.073" to 0.085"
    0.074" to 0.086"
    0.074" to 0.121"
    0.078"
    0.079"
    0.08"
    0.081" to 0.093"
    0.084" to 0.102"
    0.084" to 0.104"
    0.085" to 0.096"
    0.085" to 0.101"
    0.087" to 0.099"
    0.089" to 0.099"
    0.09"
    0.090" to 0.110"
    0.093"
    0.093" to 0.104"
    0.093" to 0.107"
    0.094"
    0.100"
    0.104" to 0.116"
    0.108" to 0.150"
    0.108" to 0.160"
    0.112" to 0.138"
    0.112" to 0.139"
    0.115" to 0.130"
    0.115" to 0.135"
    0.120" to 0.130"
    0.124"
    1/8"
    0.130"
    0.14"
    0.153" to 0.167"
    0.156"
    0.18"
    0.185" to 0.195"
    0.187"
    3/16"
    0.193" to 0.203"
    0.203" to 0.213"
    7/32"
    0.220"
    0.226" to 0.236"
    0.235" to 0.245"
    0.250"
    0.260"
    0.298" to 0.308"
    5/16"
    0.330" to 0.350"
    3/8"
    13/32"
    7/16"
    1/2"
    0.52"
    0.6471"
    3/4"
    13/16"
    0.1mm
    0.2mm
    0.2 to 0.4 mm
    0.3 mm
    0.3 to 0.5 mm
    0.4 to 0.6 mm
    0.5 mm
    0.5 to 0.6 mm
    0.5 to 1.1 mm
    0.6 to 0.9 mm
    0.6 to 1.0 mm
    0.7 to 0.9 mm
    0.7 to 1.0 mm
    0.80 mm
    0.8 to 1.2 mm
    0.9 to 1.1 mm
    0.9 to 1.2 mm
    1.00 mm
    1.0 to 1.4 mm
    1.2 to 1.8 mm
    1.3 to 1.7 mm
    1.3 to 1.9 mm
    1.4 to 1.7 mm
    1.4 to 1.8 mm
    1.4 to 1.9 mm
    1.50 mm
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    1.6 mm
    1.7 to 2.3 mm
    1.8 to 2.2 mm
    1.9 to 2.1 mm
    1.9 to 2.2 mm
    2.00 mm
    2.1 to 2.6 mm
    2.2 to 2.5 mm
    2.2 to 2.6 mm
    2.2 to 2.8 mm
    2.3 to 2.7 mm
    2.4 to 2.7 mm
    2.50 mm
    2.6 to 3.1 mm
    2.7 to 3.3 mm
    2.8 to 3.5 mm
    2.9 to 3.2 mm
    3.00 mm
    3.0 to 3.3 mm
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