Hex Head Cap Screw System of Measurement Inch Basic Material PEEK Material Grade Not Graded Fastener Finish Plain Dia./Thread Size 1/4 In.-20 Fastener Length 1 1/4 in Fastener Thread Direction Right Hand Fastener Thread Type UNC (Coarse) Fastener Thread Style Fully Threaded Fastener Industry Standards ANSI/ASME B18.6.3 Head Type Hex Min Thread Length 1 1/4 in Head Height 3/16 in Head Width 3/8 in Package Quantity 10