Standard Socket Head Cap Screw, Head Type Standard, System of Measurement Metric, Drive Type Socket, Drive Size 17 mm, Material Alloy Steel, Material Grade/Class Class 12.9, Finish Blue Phosphate, Thread Size M20x 2.50, Minimum Thread Length 70 mm, Fastener Length 70 mm, Head Height 20 mm, Head Diameter 30 mm, Pack Size Small Pack, Thread Style Fully Threaded, Special Features Not Applicable, Countersink Angle Not Applicable, Dimensional Standards ASME B 18.3, Flange Diameter Not Applicable. This item has been restricted from sale in the following state (s): []