McMaster-Carr logo
    System of Measurement
    System of Measurement
    Inch
    Metric
    in.-lbs.
    Nm
    Overall Length
    Overall Length
    1/4"
    5/16"
    0.322"
    0.347"
    3/8"
    0.41"
    0.425"
    0.452"
    0.468"
    1/2"
    0.513"
    0.519"
    0.564"
    0.59"
    0.62"
    5/8"
    0.63"
    0.646"
    0.676"
    11/16"
    0.69"
    0.701"
    0.71"
    23/32"
    0.733"
    47/64"
    3/4"
    0.802"
    0.81"
    0.821"
    0.84"
    0.857"
    7/8"
    0.885"
    0.948"
    1"
    1.06"
    1.12"
    1 1/8"
    1.156"
    1.16"
    1.167"
    1 3/16"
    1.22"
    1 1/4"
    1 5/16"
    1 3/8"
    1.38"
    1 1/2"
    1.57"
    1 5/8"
    1 5/8"-2 5/8"
    1 3/4"
    1 7/8"
    1 15/16"
    2"
    2 1/8"
    2 3/16"
    2 1/4"
    2 5/16"
    2 3/8"
    2.386"
    2 7/16"
    2 1/2"
    2 9/16"
    2 5/8"
    2 3/4"
    2 3/4"-3 1/8"
    2 25/32"
    2 7/8"
    2 7/8"-7 1/4"
    2 15/16"
    2 61/64"
    3"
    3 7/64"
    3 1/8"
    3 1/8"-7 1/8"
    3 11/64"
    3 3/16"
    3 1/4"
    3 1/4"-5 7/8"
    3 1/4"-7 9/16"
    3 11/32"
    3 3/8"
    3 25/64"
    3 1/2"
    3 35/64"
    3 9/16"
    3 19/32"
    3 5/8"
    3 21/32"
    3 3/4"
    3 25/32"
    3 7/8"
    3 15/16"
    3 63/64"
    4"
    4 1/64"
    4 1/16"
    4.089"
    4 7/64"
    4 1/8"
    4 1/8"-11 1/2"
    4 3/16"
    4 7/32"
    4 1/4"
    4 17/64"
    4 5/16"
    4 21/64"
    4 3/8"
    4 7/16"
    4 1/2"
    4 39/64"
    4 5/8"
    4.7"
    4 47/64"
    4 3/4"
    4 3/4"-12 1/4"
    4.8"
    4 13/16"
    4 53/64"
    4 7/8"
    4 31/32"
    5"
    5 3/64"
    5 1/16"
    5 5/64"
    5 3/32"
    5 1/8"
    5 3/16"
    5 15/64"
    5 23/64"
    5 3/8"
    5 27/64"
    5 7/16"
    5 1/2"
    5 5/8"
    5 3/4"
    5 51/64"
    5 13/16"
    5 7/8"
    5 29/32"
    6"
    6 1/8"
    6 5/32"
    6 3/16"
    6 1/4"
    6 3/8"
    6 7/16"
    6 1/2"
    6 11/16"
    6 3/4"
    6 13/16"
    6 7/8"
    6 57/64"
    6 15/16"
    6 15/16"-9 1/4"
    7"
    7 1/8"
    7 3/16"
    7 1/4"
    7 5/16"
    7 3/8"
    7 1/2"
    7 9/16"
    7 5/8"
    7 41/64"
    7 23/32"
    7 3/4"
    7 7/8"
    8"
    8 1/8"
    8 1/4"
    8 29/64"
    8 1/2"
    8 9/16"
    8 3/4"
    8 7/8"
    9"
    9"-9 1/2"
    9 1/8"
    9 1/4"
    9 3/8"
    9 7/16"
    9 29/64"
    9 1/2"
    9 3/4"
    9 3/4"-10 3/4"
    9 15/16"
    10"
    10 7/16"
    10 1/2"
    10 3/4"
    10 7/8"
    11"
    11 1/4"
    11 3/8"
    11 1/2"
    11 3/4"
    11 13/16"
    12"
    12 5/16"
    12 1/2"
    12 5/8"
    12 3/4"
    13"
    13 3/16"
    13 1/4"
    13 1/2"
    13 7/8"
    14"
    14 1/4"
    14 5/8"
    15"
    15 1/2"
    16"
    16 3/8"
    16 1/2"
    16 5/8"
    17"
    17 1/4"
    17 7/16"
    17 9/16"
    18"
    18 1/4"
    18 1/2"
    18 3/4"
    19 1/4"
    19 1/2"
    19 3/4"
    20 3/8"
    20 1/2"
    21 3/4"
    22"
    23 1/16"
    23 1/2"
    24"
    24 1/4"
    24 5/16"
    24 1/2"
    25 1/2"
    26"
    27"
    35 1/4"
    48"
    60"
    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
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Number of Mounting Holes
    Number of Mounting Holes
    1
    2
    3
    4
    5
    6
    7
    8
    10
    12
    14
    Driver Style
    Driver Style
    DriverBit
    T-HandleL-Key
    Individual/Set
    Individual/Set
    Set
    Individual
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Comments
    E-mail address (if you would like a response)
    4,036 Products