Socket Head Cap Screw Head Type Standard System of Measurement Metric Drive Type Socket Drive Size 3 mm Material Steel Material Grade/Class Class 12.9 Finish Black Oxide Thread Size M4-0.7 Minimum Thread Length 25 mm Fastener Length 75 mm Head Height 4 mm Head Diameter 7 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