Hex Head Cap Screw System of Measurement Metric Basic Material Steel Material Grade Class 8.8 Fastener Finish Plain Dia./Thread Size M64-6.00 Fastener Length 200 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 140 mm Head Height 40 mm Head Width 95 mm