Hex Head Cap Screw, System of Measurement Inch, Basic Material Stainless Steel, Material Grade 18-8, Fastener Finish Plain, Dia./Thread Size 1/4 In.-20, Fastener Length 3/8 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), Fastener Thread Style Partially Threaded, Fastener Industry Standards ASTM F593, Head Type Hex, Min. Thread Length 3/8 in, Head Height 5/32 in, Head Width 7/16 in, Package Quantity 100