Application: For quick and easy cleaning of the contact surface of rust and dirt from wheel hubs and brake discs with wheel bolts recording prevents corrosion-related falsification of the Rada Train Torques for passenger car wheel hubs to 160 mm à Inner Diameter: 75mm dia. Max. speed 500 rpm 2-piece set contents: 1 basic body 1 Grinding wheel à 160 mm with square (Robertson) 12.5 mm (1/2 inch) Square recording for recording, e.g. for pneumatic, battery and network-based impact screwdrivers low-wear: approx. 100 vehicles per disc minimal dust development through offenporiges abrasive and pot-shaped grinding disc no flying sparks quick and safe application of the grinding body by hook-and-loop and gear number of tools: 2 This text is machine translated.