'Machine Screw, Head Type Flat, 18-8 (304) Stainless Steel, Length 3/4 In., Drive Type Phillips, Finish Plain, Dia./Thread Size #4-40, Driver Size #1, Head Dia. 0.212 In., Head Height 0.067 In., Head Angle (Deg.) 82, Meets/Exceeds ANSI/ASME B18.6.3, Package Quantity 100'