Machine Screw Head Type Flat Material Steel Finish Zinc Plated Drive Torx Thread Size #8-32 Fastener Length 1/2 in Head Width 0.385 in Head Height 0.1 in Drive Size T15 Dimensional Standards ASME B18.6.3 Pack Size Small Type Standard Machine Screw Washer Thickness - System of Measurement Inch Thread Type Coarse Package Quantity 100