Hex Head Cap Screw System of Measurement Inch Basic Material Steel Material Grade Grade 8 Fastener Finish Zinc Yellow Dia./Thread Size 3/4 In.-16 Fastener Length 9 in Fastener Thread Direction Right Hand Fastener Thread Type UNF (Fine) Fastener Thread Style Partially Threaded Fastener Industry Standards ASME B18.2.1 Head Type Hex Min Thread Length 2 in Head Height 15/32 in Head Width 1 1/8 in