McMaster-Carr logo
    Thumb Screw Head Shape
    Thumb Screw Head Shape
    Four ArmRound
    Swivel Tip Type
    Swivel Tip Type
    Removable
    Permanent
    Tip Diameter
    Tip Diameter
    3/16"
    1/4"
    5/16"
    3/8"
    7/16"
    9/16"
    11/16"
    Maximum Swivel Angle
    Maximum Swivel Angle
    default
    7.5°
    10°
    Head Diameter
    Head Diameter
    default
    1"
    1 1/8"
    1 1/4"
    Tensile Strength
    Tensile Strength
    70,000 psi
    80,000 psi
    180,000 psi
    Tip Length
    Tip Length
    1/4"
    3/8"
    1/2"
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant
    RoHS Compliant with
    Exemptions
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    Collar Diameter
    Collar Diameter
    default
    9/16"
    11/16"
    13/16"
    1"
    1 1/4"
    Head Width
    Head Width
    default
    1 1/8"
    1 1/2"
    2"
    2 1/2"
    3"
    Collar Height
    Collar Height
    default
    5/16"
    1/2"
    9/16"
    5/8"
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