Self-Drilling Screw, Finish Plain, Material Stainless Steel, Head Type Pan, Drive Phillips, Screw Size 1/4, Fastener Length 2 in, Drill Point Size 2, Drill Tip Length 5/16 in, Maximum Drilling Thickness 0.063 in, Head Width 0.476 in, Head Height 0.169 in, Washer Outside Diameter Not Applicable, Drive Size #3, Pack Size Small, System of Measurement Inch, Maximum Head Width 15/32 in, Minimum Head Width 29/64 in, Maximum Head Height 11/64 in, Minimum Head Height 5/32 in, Application Steel to Steel