Tamper Resistant Screw Head Type Round Finish Plain Material 18-8 Stainless Steel Screw Size #12 Fastener Length 3/4 in Head Width 0.408 in Head Height 0.156 in Drive Size #12 Dimensional Standards ASME B18.6.4 Pack Size Small Minimum Head Height 0.141 in Minimum Head Width 0.382 in Maximum Head Height 0.156 in Maximum Head Width 0.408 in System of Measurement Inch Drive One-Way Package Quantity 50