Hex Head Cap Screw, System of Measurement Metric, Basic Material Steel, Material Grade Class 8.8, Fastener Finish Plain, Dia./Thread Size M36-4.00, Fastener Length 180 mm, Fastener Thread Direction Right Hand, Fastener Thread Type Metric Coarse, Fastener Thread Style Partially Threaded, Fastener Industry Standards DIN 931, Head Type Hex, Min. Thread Length 84 mm, Head Height 22.5 mm, Head Width 55 mm