Self Drilling Screw Finish Climaseal Material Steel Head Type Flat Drive Phillips Screw Size #12 Fastener Length 2 3/4 in Drill Point Size 4 Drill Tip Length 9/16 in Maximum Drilling Thickness 0.25 in Head Width 0.563 in Head Height 0.25 in Washer Outside Diameter 0.476 in Drive Size #3 Pack Size Small System of Measurement Inch Application Steel Framing Head Color Silver Package Quantity 250