Machine Screw, Head Type Button, Material Steel, Finish Zinc-Plated, Drive Torx (R), Thread Size #8-32, Fastener Length 1/2 in, Head Width 0.305 in, Head Height 0.082 in, Drive Size T15, Dimensional Standards ASME B 18.6. 3, Pack Size Small, Minimum Thread Length Not Applicable, Type Machine Screw, Washer Outside Diameter Not Applicable, Washer Thickness Not Applicable, Maximum Head Width 5/16 in, Minimum Head Width Not Applicable, Maximum Head Height 5/64 in, Minimum Head Height Not Applicable. This item has been restricted from sale in the following state (s): []