Self-Drilling Screw, Finish Zinc-Plated, Material Steel, Head Type K-Lath, Drive Phillips, Screw Size #8, Fastener Length 1/2 in, Drill Point Size 2, Drill Tip Length Not Applicable, Maximum Drilling Thickness Not Applicable, Head Width 0.433 in, Head Height 0.112 in, Washer Outside Diameter Not Applicable, Drive Size #2, Pack Size Bulk, System of Measurement Inch, Maximum Head Width 7/16 in, Minimum Head Width Not Applicable, Maximum Head Height 3/32 in, Minimum Head Height Not Applicable