【Material】Made of wool felt material, good properties and workmanship, sturdy and durable. 【Polishing】The polishing accessory is ideal for polishing most metal surfaces (steel, aluminum, zinc alloy, brass, copper) and plastics, wipes away dust and maintains cleaning, leaves a shiny finish on metals. 【Safe】Soft and will not leave scratches on the surface of objects. 【Application】Widely used for cylinder bore mills, pipes, grinding, molds, medical equipment, beauty equipment, gold and silver jewelry, stainless steel, glass equipment, machine parts and other special finishing processes. 【Installation】Install on an electric grinder. Suitable for wood, jade, ivory carving, etc.