McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    Socket Head Profile
    Socket Head Profile
    click to learn more about
    click to learn more about Standard
    click to learn more about Low
    StandardLow
    click to learn more about Ultra-Low
    click to learn more about High
    Ultra-LowHigh
    Thread Direction
    Thread Direction
    click to learn more about
    click to learn more about Right Hand
    click to learn more about Left Hand
    Right HandLeft Hand
    Head Diameter
    Head Diameter
    default
    0.035"
    0.040"
    0.056"
    0.060"
    0.061"
    0.062"
    0.065"
    0.066"
    0.082"
    0.086"
    0.089"
    0.090"
    0.096"
    0.107"
    0.112"
    0.113"
    0.114"
    0.116"
    0.118"
    0.119"
    1/8"
    0.126"
    0.129"
    0.131"
    0.137"
    0.138"
    0.139"
    0.14"
    9/64"
    0.142"
    0.143"
    0.145"
    0.153"
    0.160"
    0.161"
    0.162"
    0.164"
    0.167"
    0.168"
    0.170"
    0.172"
    0.174"
    0.180"
    0.181"
    0.183"
    0.187"
    0.188"
    0.190"
    0.193"
    0.194"
    0.195"
    0.197"
    0.200"
    0.205"
    0.208"
    0.210"
    0.211"
    0.212"
    0.213"
    0.215"
    7/32"
    0.219"
    0.224"
    0.225"
    0.226"
    0.235"
    0.236"
    0.237"
    0.238"
    0.245"
    0.250"
    0.252"
    0.255"
    0.257"
    0.260"
    0.262"
    0.263"
    0.268"
    0.27"
    0.279"
    0.28"
    0.281"
    0.289"
    0.290"
    0.294"
    0.300"
    0.307"
    0.309"
    0.312"
    5/16"
    0.313"
    0.314"
    0.320"
    0.321"
    0.322"
    0.324"
    0.327"
    0.332"
    0.333"
    0.336"
    11/32"
    0.344"
    0.347"
    0.357"
    0.359"
    0.361"
    0.362"
    0.363"
    0.365"
    0.370"
    0.373"
    3/8"
    0.378"
    0.380"
    0.382"
    0.384"
    0.385"
    0.399"
    0.400"
    0.403"
    13/32"
    0.408"
    0.410"
    0.411"
    0.412"
    0.413"
    0.414"
    0.422"
    0.425"
    0.437"
    7/16"
    0.438"
    0.444"
    0.448"
    0.454"
    0.462"
    15/32"
    0.469"
    0.472"
    0.477"
    0.48"
    0.485"
    0.490"
    0.492"
    0.493"
    1/2"
    0.505"
    0.507"
    0.511"
    0.517"
    0.518"
    0.525"
    0.531"
    0.547"
    0.556"
    0.562"
    9/16"
    0.57"
    0.573"
    37/64"
    0.590"
    0.597"
    0.601"
    0.615"
    0.622"
    5/8"
    0.635"
    0.656"
    21/32"
    0.667"
    0.698"
    0.708"
    0.717"
    0.725"
    0.729"
    0.740"
    3/4"
    0.755"
    0.762"
    0.765"
    0.781"
    0.813"
    0.815"
    0.823"
    27/32"
    0.844"
    7/8"
    0.887"
    0.937"
    15/16"
    0.938"
    0.987"
    1.000"
    1.100"
    1 1/8"
    1.188"
    1 5/16"
    1.374"
    1.438"
    1 1/2"
    1 11/16"
    1.688"
    1 7/8"
    1.938"
    2 1/16"
    2.188"
    2 1/4"
    2.438"
    2 5/8"
    2.938"
    3"
    3 3/8"
    3 3/4"
    0.81 mm
    0.94 mm
    1.27 mm
    1.40 mm
    1.42 mm
    1.52 mm
    1.90 mm
    2.00 mm
    2.30 mm
    2.4 mm
    2.50 mm
    2.60 mm
    2.90 mm
    3mm
    3.03 mm
    3.20 mm
    3.40 mm
    3.50 mm
    3.65 mm
    3.78 mm
    3.8mm
    4 mm
    4.24 mm
    4.40 mm
    4.5mm
    4.60 mm
    4.70 mm
    4.75 mm
    4.92 mm
    5.00 mm
    5.40 mm
    5.46 mm
    5.5mm
    5.59 mm
    5.60 mm
    5.68mm
    5.69 mm
    5.70 mm
    6.00 mm
    6.02 mm
    6.2mm
    6.3mm
    6.4 mm
    6.5 mm
    6.7 mm
    6.71 mm
    6.72 mm
    6.9 mm
    7mm
    7.2mm
    7.22mm
    7.34 mm
    7.50 mm
    7.59 mm
    7.60 mm
    7.9mm
    8.00 mm
    8.20 mm
    8.23 mm
    8.4 mm
    8.5mm
    8.54 mm
    8.69 mm
    8.7mm
    8.72mm
    8.90 mm
    8.94 mm
    8.96 mm
    9 mm
    9.03 mm
    9.1 mm
    9.19 mm
    9.20 mm
    9.3 mm
    9.40 mm
    9.50 mm
    9.70 mm
    9.75 mm
    9.90 mm
    9.95 mm
    9.98 mm
    10mm
    10.2 mm
    10.40 mm
    10.49 mm
    10.50 mm
    10.70 mm
    11 mm
    11.2 mm
    11.3 mm
    11.37 mm
    11.94 mm
    11.99 mm
    12.00 mm
    12.06 mm
    12.5 mm
    12.58 mm
    12.60 mm
    12.80 mm
    13mm
    13.4 mm
    13.43 mm
    13.44 mm
    13.50 mm
    14 mm
    14.50 mm
    14.55 mm
    15.8 mm
    16mm
    16.5 mm
    17 mm
    17.30 mm
    17.50 mm
    17.73 mm
    17.8 mm
    17.91 mm
    18mm
    19 mm
    19.20 mm
    20.00 mm
    21.00 mm
    22.00 mm
    24 mm
    25.00 mm
    27 mm
    28.00 mm
    30 mm
    33 mm
    36 mm
    39 mm
    40mm
    45mm
    49 mm
    50mm
    54mm
    63mm
    72mm
    Head Height
    Head Height
    default
    0.011"
    0.016"
    0.018"
    0.025"
    0.026"
    0.028"
    0.030"
    0.031"
    0.032"
    0.033"
    0.035"
    0.036"
    0.037"
    0.038"
    0.039"
    0.041"
    0.042"
    0.043"
    0.044"
    0.045"
    0.046"
    3/64"
    0.047"
    0.048"
    0.049"
    0.050"
    0.051"
    0.052"
    0.053"
    0.054"
    0.055"
    0.056"
    0.058"
    0.059"
    0.06"
    0.061"
    0.062"
    1/16"
    0.063"
    0.064"
    0.065"
    0.066"
    0.067"
    0.068"
    0.069"
    0.070"
    0.071"
    0.072"
    0.073"
    0.075"
    0.076"
    0.078"
    5/64"
    0.080"
    0.081"
    0.082"
    0.083"
    0.084"
    0.085"
    0.086"
    0.087"
    0.089"
    0.09"
    0.092"
    3/32"
    0.094"
    0.095"
    0.096"
    0.097"
    0.098"
    0.099"
    0.100"
    0.101"
    0.102"
    0.103"
    0.104"
    0.105"
    0.107"
    0.109"
    7/64"
    0.11"
    0.112"
    0.114"
    0.115"
    0.116"
    0.117"
    0.118"
    0.120"
    0.123"
    1/8"
    0.127"
    0.128"
    0.129"
    0.132"
    0.133"
    0.134"
    0.135"
    0.137"
    0.138"
    0.141"
    0.142"
    0.144"
    0.146"
    0.148"
    0.150"
    0.151"
    0.152"
    0.153"
    0.155"
    0.156"
    5/32"
    0.157"
    0.158"
    0.161"
    0.164"
    0.165"
    0.166"
    0.167"
    0.168"
    11/64"
    0.175"
    0.176"
    0.178"
    0.180"
    0.181"
    0.183"
    0.186"
    3/16"
    0.19"
    0.191"
    0.192"
    0.198"
    0.199"
    0.200"
    13/64"
    0.205"
    0.207"
    0.21"
    0.212"
    0.215"
    0.216"
    0.218"
    7/32"
    0.220"
    0.223"
    0.230"
    0.231"
    0.232"
    0.234"
    15/64"
    0.237"
    0.238"
    0.246"
    1/4"
    0.251"
    0.256"
    0.261"
    0.265"
    17/64"
    0.268"
    0.275"
    9/32"
    0.285"
    0.29"
    0.295"
    19/64"
    0.312"
    5/16"
    0.324"
    21/64"
    0.331"
    11/32"
    0.347"
    0.348"
    0.355"
    23/64"
    3/8"
    25/64"
    0.396"
    13/32"
    27/64"
    7/16"
    29/64"
    0.468"
    15/32"
    31/64"
    1/2"
    33/64"
    17/32"
    0.54"
    35/64"
    9/16"
    37/64"
    39/64"
    0.611"
    5/8"
    21/32"
    43/64"
    0.683"
    11/16"
    23/32"
    47/64"
    3/4"
    25/32"
    13/16"
    0.827"
    27/32"
    7/8"
    15/16"
    31/32"
    1"
    1 3/32"
    1 1/8"
    1 7/32"
    1 1/4"
    1 3/8"
    1 1/2"
    1 3/4"
    2"
    2 1/4"
    2 1/2"
    0.28 mm
    0.38 mm
    0.41 mm
    0.50 mm
    0.51 mm
    0.6 mm
    0.70 mm
    0.72 mm
    0.76 mm
    0.80 mm
    0.84 mm
    0.86 mm
    0.88 mm
    0.90 mm
    0.96 mm
    0.97 mm
    1.00 mm
    1.10 mm
    1.20 mm
    1.30 mm
    1.35 mm
    1.38 mm
    1.40 mm
    1.42 mm
    1.50 mm
    1.54 mm
    1.58 mm
    1.6 mm
    1.65 mm
    1.70 mm
    1.72 mm
    1.80 mm
    1.85 mm
    1.86 mm
    1.90 mm
    1.93 mm
    1.98 mm
    2mm
    2.03 mm
    2.08 mm
    2.1 mm
    2.12 mm
    2.15 mm
    2.18 mm
    2.20 mm
    2.30 mm
    2.33 mm
    2.40 mm
    2.48 mm
    2.5mm
    2.52 mm
    2.59 mm
    2.6 mm
    2.63 mm
    2.65 mm
    2.70 mm
    2.74 mm
    2.75 mm
    2.8 mm
    2.82 mm
    2.9mm
    3mm
    3.01 mm
    3.05 mm
    3.1 mm
    3.15 mm
    3.2 mm
    3.25 mm
    3.28 mm
    3.30 mm
    3.4 mm
    3.45 mm
    3.5mm
    3.59 mm
    3.60 mm
    3.61 mm
    3.7 mm
    3.72 mm
    3.75 mm
    3.8mm
    3.81 mm
    3.9mm
    3.95 mm
    4mm
    4.1 mm
    4.2 mm
    4.3 mm
    4.39 mm
    4.40 mm
    4.45 mm
    4.50 mm
    4.6 mm
    4.65 mm
    4.7mm
    4.75 mm
    4.80 mm
    4.85 mm
    4.9mm
    4.95 mm
    5mm
    5.20 mm
    5.3mm
    5.4 mm
    5.49 mm
    5.50 mm
    5.9mm
    6mm
    6.10 mm
    6.15 mm
    6.2mm
    6.4mm
    6.5 mm
    6.6 mm
    7.00 mm
    7.5 mm
    7.6mm
    7.7 mm
    7.9 mm
    8mm
    8.1 mm
    8.5 mm
    8.7 mm
    8.8 mm
    9mm
    9.2 mm
    10mm
    10.2 mm
    10.4 mm
    11mm
    11.2 mm
    11.5 mm
    11.7mm
    11.8 mm
    12mm
    12.5 mm
    12.7 mm
    12.8 mm
    14 mm
    15 mm
    15.2 mm
    15.4 mm
    16mm
    17 mm
    18mm
    18.7 mm
    19.6 mm
    20mm
    22mm
    24mm
    27mm
    30mm
    33mm
    36mm
    42mm
    48mm
    Thread Spacing
    Thread Spacing
    click to learn more about
    Coarse
    learn more about Coarse by pressing accesskey, i.
    Fine
    learn more about Fine by pressing accesskey, i.
    Extra Fine
    learn more about Extra Fine by pressing accesskey, i.
    Thread Type
    Thread Type
    click to learn more about
    UNC
    learn more about UNC by pressing accesskey, i.
    Metric
    learn more about Metric by pressing accesskey, i.
    UNF
    learn more about UNF by pressing accesskey, i.
    UNRC
    learn more about UNRC by pressing accesskey, i.
    UNRF
    learn more about UNRF by pressing accesskey, i.
    UNS
    learn more about UNS by pressing accesskey, i.
    UNEF
    learn more about UNEF by pressing accesskey, i.
    UN
    learn more about UN by pressing accesskey, i.
    Countersink Angle
    Countersink Angle
    default
    60°
    82°
    90°
    100°
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
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