ITEM NAME:22mm Tungsten Steel Buffing Wheel Coarse Grinding Car Tar Tire Polish Tool Description: 100% brand new and high quality buffing wheel with linking rod. 70 grid abrasiveness coarse buffing for good effect of tire repair grinding. Made of premium tungsten alloy, it is of high strength and long durability. Easy to use and operate. Can be used with air pneumatic tools. Suitable for most of tire repair works. A good helper for your vehicle tires. Specification:.70 grid abrasiveness coarse buffing for good effect of tire repair grinding. Grinding Head Size: 22mm/ 0.87". Made of premium tungsten alloy, it is of high strength and long durability. Material: tungsten steel.