Socket Set Screw Head Type Headless Point Type Knurled Cup System of Measurement Inch Thread Size 5/16 In.-24 Overall Length 3/8 in Drive Type Socket Drive Size 5/32 in Material Alloy Steel Finish Black Oxide Pack Size Small Pack Decimal Equivalent 0.313 in Dimensional Standards ASME B18.3 Head Height Not Applicable Head Width - Maximum Head Height Not Applicable Minimum Head Height Not Applicable Package Quantity 100