Tapping Sheet Metal Screw, Head Type Hex Washer, Finish Zinc Plated, Material Steel, Screw Size #8, Fastener Length 1 1/2 in, Head Width 0.312 in, Head Height 0.11 in, Dimensional Standards ASME B18.6.3, For Maximum Material Thickness 1/8 in, Pack Size Bulk, Minimum Head Height 0.096 in, Minimum Head Width 0.285 in, Maximum Head Height 0.1 in, Maximum Head Width 0.312 in, System of Measurement Inch, Drive Slotted, Point Type AB, For Use in Systems Thread Forming Tapping Screw Type AB