Notice in use 1. When starting to use, you can turn it at a low speed to observe the working condition of the wheels. 2. Please pay attention to use below the recommended speed(5000RPM) to ensure the service life of the wheel. 3. The stripping wheel for faster and effective removes rust, dirt, paint, weld spatter, scaling, oxidation and other surface. 4 Type Strip Wheel 1. The black strip wheel hardness is soft, blue strip wheel hardness is medium, purple strip wheel hardness is high, suitable for metal. 2. The orange strip wheel has a ceramic type of abrasive, which is used for stone. 3. Please purchase different types of grinding wheels according to different needs Strip Wheel Material 1. The strip wheel is made of silicon carbide abrasives, the abrasive Grain is 46-Grit. 2. Combines resin elastomer and quality diamond with a special process to form a wear-resistant grinding wheel. Strip Wheel Mesh Honeycomb Design 1. Durable mesh honeycomb design dissipates heat quickly and lasts longer. 2. The stripping wheel with non-woven nylon webbing for anti-clogging grinding.