Grade 8, 7/8-9 Hex Head Cap Screw, Black Oxide Steel, 7-1/2 in L
.-9, Fastener Length 7 1/2 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNC (Coarse), Fastener Thread Style Partially Threaded, Fastener Industry Standards ASME B18.Thread Length 2 1/4 in, Head Height 35/64 in, Head Width 1 5/16 in Hex Head Cap Screw, System of Measurement Inch, Basic Material Steel, Material Grade Grade 8, Fastener Finish Plain, Dia.