Machine Screw, Head Type Hex, Material Steel, Finish Zinc Plated, Drive External Hex, Thread Size #10-24, Fastener Length 3/8 in, Head Width 0.312 in, Head Height 0.12 in, Drive Size 5/16 in, Dimensional Standards ASME B18.13, Pack Size Small, Type Machine Screw, Washer Outside Diameter 0.381 in, Washer Thickness 0.025 in, System of Measurement Inch, Thread Type Coarse, Package Quantity 100