Socket Head Cap Screw, Head Type Standard, System of Measurement Metric, Drive Type Socket, Drive Size 14 mm, Material Steel, Material Grade/Class Class 12.9, Finish Black Oxide, Thread Size M18-2.5, Minimum Thread Length 65 mm, Fastener Length 80 mm, Head Height 18 mm, Head Diameter 27 mm, Pack Size Small Pack, Thread Style Partially Threaded, Special Features Not Applicable, Countersink Angle Not Applicable, Dimensional Standards DIN 912, Flange Diameter Not Applicable