Hex Head Cap Screw System of Measurement Metric Basic Material Steel Material Grade Class 10.9 Fastener Finish Zinc Yellow Dia./Thread Size M16-2.00 Fastener Length 50 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 38 mm Head Height 10 mm Head Width 24 mm Package Quantity 5