Grade 8, 7/16-20 Hex Head Cap Screw, Black Oxide Steel, 1 in L, 25 PK
.-20, Fastener Length 1 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNF (Fine), Fastener Thread Style Fully Threaded, Fastener Industry Standards ASME B18./Thread Size 7/16 In.Thread Length 1 in, Head Height 9/32 in, Head Width 5/8 in, Package Quantity 25 Hex Head Cap Screw, System of Measurement Inch, Basic Material Steel, Material Grade Grade 8, Fastener Finish Plain, Dia.