Socket Head Cap Screw Head Type Standard System of Measurement Metric Drive Type Socket Drive Size 32 mm Material Steel Material Grade/Class Class 12.9 Finish Black Oxide Thread Size M42-4.5 Minimum Thread Length 130 mm Fastener Length 160 mm Head Height 42 mm Head Diameter 63 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