Socket Head Cap Screw Head Type Standard System of Measurement Metric Drive Type Socket Drive Size 36 mm Material Steel Material Grade/Class Class 12.9 Finish Black Oxide Thread Size M48-5 Minimum Thread Length 140 mm Fastener Length 140 mm Head Height 48 mm Head Diameter 72 mm Pack Size Small Pack Thread Style Fully Threaded Special Features Not Applicable Countersink Angle Not Applicable Dimensional Standards DIN 912 Flange Diameter Not Applicable