Hex Head Cap Screw System of Measurement Metric Basic Material Steel Material Grade Class 8.8 Fastener Finish Zinc Plated Dia./Thread Size M33-3.50 Fastener Length 80 mm Fastener Thread Direction Right Hand Fastener Thread Type Metric Coarse Fastener Thread Style Fully Threaded Fastener Industry Standards DIN 933 Head Type Hex Min Thread Length 80 mm Head Height 21 mm Head Width 50 mm