The Checkpoint Car Stud and Hub Cleaning Tool fromMartins Industriesis designed to quickly remove rust, corrosion, and dirt from cars, SUVs, and light trucks' rotors, hubs, studs, and the back of the wheels to ensure the secure fitment of wheels and wheel nuts. This is meant to minimize the risk of a wheel detachment and prevent the hub from running off center leading to vibrations, accelerated wear and tear on bearings and other components. The long lasting abrasive pads can clean up to 800 car hubs and is compatible with 1/2" impact wrench. Additionally, this tool is made in one piece and does not require any replacement parts.