'Hex Head Cap Screw, System of Measurement Metric, Head Type Hex, Dia./Thread Size M8-1.25, Thread Type UNC (Coarse), Fastener Length 12mm, Min. Thread Length 12mm, Basic Material Steel, Screw Grade/Class Class 8.8, Fastener Finish Plain, Thread Style Fully Threaded, Thread Direction Right Hand, Head Height 5.3mm, Head Width 13mm, Temp. Range -58 Degrees to 302 Degrees F, Proof Load 580 N/mm2, Screw Industry Standards DIN 933, Package Quantity 100'