Socket Head Cap Screw Head Type Button System of Measurement Metric Drive Type Socket Drive Size 14 mm Material Steel Material Grade/Class Class 10.9 Finish Black Oxide Thread Size M16-2 Minimum Thread Length 45 mm Fastener Length 45 mm Head Height 8.8 mm Head Diameter 28 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