Machine Screw, Head Type Flat, Material 18-8 Stainless Steel, Finish Plain, Drive Phillips, Thread Size #4-40, Fastener Length 3/4 in, Head Width 0.212 in, Head Height 0.067 in, Drive Size #1, Tensile Strength 60,000 psi, Dimensional Standards ASME B18.6.3, Pack Size Small, Minimum Thread Length 23/32 in, Type Standard Machine Screw, Maximum Head Width 0.212 in, Minimum Head Width 0.191 in, Maximum Head Height 0.067 in, System of Measurement Inch, Thread Style Fully Threaded