Socket Head Cap Screw Head Type Button System of Measurement Metric Drive Type Socket Drive Size 3 mm Material Steel Material Grade/Class Class 10.9 Finish Zinc Plated Thread Size M4-0.7 Minimum Thread Length 6 mm Fastener Length 6 mm Head Height 2.2 mm Head Diameter 7.6 mm Pack Size Small Pack Thread Style Fully Threaded Special Features Not Applicable Countersink Angle Not Applicable Dimensional Standards ISO 7380-1 Flange Diameter Not Applicable