Socket Head Cap Screw, Head Type Button, System of Measurement Metric, Drive Type Socket, Drive Size 4 mm, Material Steel, Material Grade/Class Class 10.9, Finish Zinc Plated, Thread Size M5-0.8, Minimum Thread Length 22 mm, Fastener Length 50 mm, Head Height 2.75 mm, Head Diameter 9.5 mm, Pack Size Small Pack, Thread Style Partially Threaded, Special Features Not Applicable, Countersink Angle Not Applicable, Dimensional Standards ISO 7380-1, Flange Diameter Not Applicable