Tamper Resistant Screw Head Type Round Material 18-8 Stainless Steel Finish Plain Drive One-Way Thread Size #6-32 Fastener Length 1/2 in Head Width 0.26 in Head Height 0.103 in Drive Size #6 Dimensional Standards ASME B18.6.3 Pack Size Small Type Tamper Resistant Screw Maximum Head Width 0.26 in Minimum Head Width 0.24 in Maximum Head Height 0.103 in Minimum Head Height 0.091 in System of Measurement Inch Thread Type Coarse Package Quantity 100