Hex Head Cap Screw, System of Measurement Metric, Basic Material Steel, Material Grade Class 8.8, Fastener Finish Zinc Plated, Dia./Thread Size M12-1.50, Fastener Length 20 mm, Fastener Thread Direction Right Hand, Fastener Thread Type Metric Fine, Fastener Thread Style Fully Threaded, Fastener Industry Standards DIN 961, Head Type Hex, Min. Thread Length 20 mm, Head Height 7.5 mm, Head Width 19 mm, Package Quantity 25