Hex Head Cap Screw System of Measurement Metric Basic Material Steel Material Grade Class 8.8 Fastener Finish Plain Dia./Thread Size M18-1.50 Fastener Length 170 mm Fastener Thread Direction Right Hand Fastener Thread Type Metric Extra Fine Fastener Thread Style Partially Threaded Fastener Industry Standards DIN 960 Head Type Hex Min Thread Length 48 mm Head Height 11.5 mm Head Width 27 mm Package Quantity 5