Application:The main power of the polishing machine comes from compressed air. It can be used for grinding and polishing the camber of tires, rubber products, hardware crafts, stone and other materials. Powerful Performance: Tire buffer tool with a low speed of 2200 rpm and powerful torque is suitable for deep processing. Low-speed avoids excessive wear. At the same time, it avoids high-speed running to generate heat and damage your tires. Easy to Use: Our products use a pressure plate start-stop switch, which is easy to operate. The back of the product is equipped with a speed control switch, adjusted with a slotted screwdriver. The speed is from 0 RPM to 2200 RPM. Tungsten steel grinding : This product is equipped with a tungsten steel polishing wheel , which is and easy to replace. 11mm precision chuck, easy to install and disassemble, convenient to replace the tire grinding . Rear Exhaust Design: The pneumatic polishing tool is equipped with a muffler pipe to reduce exhaust noise. The rear exhaust design avoids blowing people directly, providing you with a comfortable and safe working environment. Colour:Black Material:steel Package Contents: 1x Tire grinding and polishing machine kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.