'Hex Head Cap Screw, System of Measurement Inch, Head Type Hex, Dia./Thread Size 7/8 In.-9, Thread Type UNC (Coarse), Fastener Length 2-3/4 In., Min. Thread Length 2 In., Basic Material Steel, Screw Grade/Class Grade 8, Fastener Finish Zinc Yellow, Thread Style Fully Threaded, Thread Direction Right Hand, Head Height 35/64 In., Head Width 1-5/16 In., Proof Load 120, 000 psi, Screw Industry Standards ASME B18.2.1, Package Quantity 5'