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    System of Measurement
    System of Measurement
    Inch
    For Screw Size
    For Screw Size
    1/4"
    5/16"
    3/8"
    7/16"
    1/2"
    Material
    Material
    Steel
    Shape
    Shape
    Round
    Tensile Strength
    Tensile Strength
    50,000 to 69,999 psi
    70,000 psi or greater
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant with
    Exemptions
    Hardness
    Hardness
    Rockwell B40
    Rockwell B80
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
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