Makita 850W Angle Grinder is commonly used to remove paint, rust from metal surfaces and to cut or grind hard materials like concrete surfaces. It is a handheld power tool that can be used for a variety of metal fabrication that include deburring, finishing, polishing, and cutting, these are the most common types of angle grinder tools that are powered by electricity, or either battery powered. It is a must have tool for all your cutting and grinding needs. It is made from high quality material for prolonged use.