Socket Head Cap Screw Head Type Standard System of Measurement Metric Drive Type Socket Drive Size 4 mm Material Steel Material Grade/Class Class 12.9 Finish Black Oxide Thread Size M5-0.8 Minimum Thread Length 22 mm Fastener Length 22 mm Head Height 5 mm Head Diameter 8.5 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