Wood Screw Material 18-8 Stainless Steel Drive Phillips Screw Size #10 Fastener Length 2 1/2 in Head Width 0.385 in Head Height 0.116 in Drive Size #3 Pack Size Small Maximum Head Width 0.385 in Minimum Head Width 0.34 in System of Measurement Inch Head Type Flat Dimensional Standards ASME B18.6.1 Package Quantity 100