Self Drill Screw Finish Zinc Plated Material Steel Head Type Hex Washer Drive External Hex Screw Size #6 Fastener Length 3/8 in Drill Point Size 2 Drill Tip Length 9/64 in Head Width 0.244 in Head Height 0.118 in Washer Outside Diameter 0.301 in Drive Size 1/4 in Pack Size Bulk System of Measurement Inch Application Light Gauge Steel and Steel Studs Metal to Metal Head Color Silver Package Quantity 20000