Tapping Sheet Metal Screw Head Type Truss Finish Plain Material 18-8 Stainless Steel Screw Size #4 Fastener Length 3/4 in Head Width 0.212 in Head Height 0.069 in Drive Size #1 Dimensional Standards ASME B18.6.3 Pack Size Small Minimum Head Height 0.059 in Minimum Head Width 0.191 in Maximum Head Height 0.069 in Maximum Head Width 0.212 in System of Measurement Inch Drive Phillips Point Type AB For Use in Systems Thread Forming Tapping Screw Type AB Package Quantity 100