1, Material: non-woven, cotton, cloth, linen, ect. 2, Durable 3, Good self-sharpening 4, Good ... all kinds of metal surface requirementsfrom rough to fine polishing.Cotton WheelType: 2”-20” diameter.Application: Class A for steel coarse ... ship, automobiles, machinery, home applicance, stainless steel. Jewelry Wheel Multi-cotton Wheel Linen Wheel etcetera. Remark: Your requirement can be customized.