Tamper Resistant Screw Head Type Flat Material 18-8 Stainless Steel Finish Plain Drive Spanner Thread Size #6-32 Fastener Length 1 in Head Width 0.279 in Head Height 0.083 in Drive Size #6 Dimensional Standards ASME B18.6.3 Pack Size Small Type Tamper Resistant Screw Maximum Head Width 0.279 in Minimum Head Width 0.244 in System of Measurement Inch Thread Type Coarse Package Quantity 50