... or stationary machines. Choose from wheels for cutting and grinding sheet metal, Depressed Center Wheel, Type 42, Cutting and Grinding, Dia. 7 In., Thickness 1/8 ... , 36 Grit, Resin Bond Type, Max. RPM 10616, For Various Ferrous Metal.For grinding and cutting metal,sainless steel,stone with ... . RPM10616ApplicationFor Various Metal and stoneCountry of OriginChina Abrasive Cutting and Grinding