Wood Screw Finish Zinc Plated Material Steel Drive Square Screw Size #6 Fastener Length 1/2 in Head Width 0.279 in Head Height 0.083 in Drive Size #1 Threads per Inch 18 Thread Style Fully Threaded Minimum Thread Length 1/2 in Pack Size Small Maximum Head Width 0.279 in Minimum Head Width 0.244 in Maximum Head Height 0.083 in Minimum Head Height 0.069 in System of Measurement Inch Head Type Flat Dimensional Standards ASME B18.6.1 Package Quantity 100