Hex Head Cap Screw System of Measurement Inch Basic Material Stainless Steel Material Grade 18-8 Fastener Finish Plain Dia./Thread Size 1/2 In.-20 Fastener Length 1 3/4 in Fastener Thread Direction Right Hand Fastener Thread Type UNF (Fine) Fastener Thread Style Fully Threaded Fastener Industry Standards ASME B18.2.1 Head Type Hex Head Height 11/32 in Head Width 3/4 in Package Quantity 10