Tapping Sheet Metal Screw, Head Type Truss, Finish Plain, Material 18-8 Stainless Steel, Screw Size #12, Fastener Length 3 in, Head Width 0.412 in, Head Height 0.12 in, Drive Size #3, Dimensional Standards ASME B18.6.3, Pack Size Small, Minimum Head Height 0.105 in, Minimum Head Width 0.38 in, Maximum Head Height 0.12 in, Maximum Head Width 0.412 in, System of Measurement Inch, Drive Phillips, Point Type AB, For Use in Systems Thread Forming Tapping Screw Type AB, Package Quantity 100