Features: 100% brand new and high quality Application: tire buffing wheel can be used for grinding and polishing the camber surface of tire, rubber products, hardware technology, stone and other materials Compressed air for power, energy saving and environmental protection Tire buffer tool features low speed and strong torque, suitable for deep processing The air hose + quick connector, can change the operation station at any time, without the limit of operation position Specification: Automobile tire polishing machine pneumatic Speed: 2500 RPM Diameter of grinding wheel: 54.5mm Chuck specification: clasp type Chuck size: hex shank11mm Diameter: 39mm/1.5in Inlet port: 1/4 inch Air hose length: 420mm Weight: Approx.1280g/45.2oz Package list: 1 x Tire Repair Tool Note: Please note that American joint will be different, please confirm compatibility before ordering.