Socket Flat Head Screw, Head Type Flat, System of Measurement Metric, Drive Type Socket, Drive Size 10 mm, Material Steel, Material Grade/Class Class 10.9, Finish Black Oxide, Thread Size M16-2, Minimum Thread Length 60 mm, Fastener Length 60 mm, Head Height 8.8 mm, Head Diameter 33.6 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