This product is used for polishing metal and non-metal surfaces, and has the effects of repairing Weld, deburring, derusting and so on for complex profiles. It also has the advantages of simple assembly, low noise, smooth operation, uniform surface treatment effect, etc. Burnishing by abrasion suitable for metallurgy, machinery, light industry, wood products, furniture, hardware, plastic, melamine, building materials, automobiles, leather making, textile and other industries