* Easy to work with 1/2" impact wrenches
* Special grinder is used to clean the wheel rim, contact surface,
   designed for vehicle with stud bolts
* Remove corrosion quickly and easily
* Wear resistant: approx. 50 vehicle per wheel
* Suitable for stud bolt size: M12, M14, 1/2", 9/16"
* Contents:
   1PC：Impact driven holder
   3PC: Ø40mm Spare grinding wheel
   3PC: Ø50mm Spare grinding wheel