Socket Flat Head Screw Head Type Flat System of Measurement Metric Drive Type Socket Drive Size 8 mm Material Steel Material Grade/Class Class 10.9 Finish Black Oxide Thread Size M12-1.75 Minimum Thread Length 60 mm Fastener Length 130 mm Head Height 7.4 mm Head Diameter 26.88 mm Pack Size Small Pack Thread Style Fully Threaded Special Features Not Applicable Countersink Angle 90 Degrees Dimensional Standards ISO 10642 Flange Diameter Not Applicable