Rotary polisher, or RO polisher for short. It is also called Rotary polisher. We are more accustomed to calling it Rotary polisher. rotary polisher will only force the polishing machine to rotate in one direction, rotating clockwise. rotary polisher can remove deep scratches, that is to say, it can remove 600-800 mesh sandpaper prints, and it can also remove 1500-2000 mesh sandpaper prints. It is a necessary polishing equipment for every automobile art technician. Advantages of RO polisher: high efficiency, very fast removal of scratches, necessary equipment for every car beauty technician.