Can be used in both metal, wood and most of the surfaces Applicable to general metal, carbon steel, alloy steel, stainless steel, cast iron, nonferrous metals and other weld grinding. Suitable for- Stainless steel, metal, metallurgy, automotive, wood, marble and other industries grind or polished. Hard-wearing, long service life. Ideal for The Home, Workshop, Hobbyists, Tradesmen, Builders and DIY Enthusiasts, etc