Socket Head Cap Screw Head Type Flanged Button System of Measurement Metric Drive Type Socket Drive Size 10 mm Material Steel Material Grade/Class Class 10.9 Finish Zinc Plated Thread Size M12-1.75 Minimum Thread Length 40 mm Fastener Length 40 mm Head Height 6.6 mm Head Diameter 21 mm Pack Size Small Pack Thread Style Fully Threaded Special Features Not Applicable Countersink Angle Not Applicable Dimensional Standards ISO 7380-2 Maximum Temperature 302 Degrees F