Use:Grinding metal, stainless steel, non metal, stone and concrete etc.Best choice of abrasive material:Common metal-A;Stainless steel-WA, ZA;Special steel-WA, C;Non-metal-C, GC;Abrasive material:A, WA, C, GC, ZA, SAGrit: 24-80Hardness: M-TMax, operating speed: 80m/s
