Grade 8, 5/8-18 Hex Head Cap Screw, Black Oxide Steel, 7 in L, 5 PK
-18, Fastener Length 7 in, Fastener Thread Direction Right Hand, Fastener Thread Type UNF (Fine), Fastener Thread Style Partially Threaded, Fastener Industry Standards ASME B18.Thread Length 1 3/4 in, Head Height 25/64 in, Head Width 15/16 in, Package Quantity 5 Hex Head Cap Screw, System of Measurement Inch, Basic Material Steel, Material Grade Grade 8, Fastener Finish Plain, Dia.2.