Diablo 3 In. Carbide Grit Cut-Off Wheel For Multi-Materials. Diablo's Carbide Grit Multi-Material Cut-Off Wheels Features Innovative Cutting Technology For Superior Performance In A Wide Range Of Applications. These Cut-Off Wheels Feature A Reinforced Steel Body For A Consistent Diameter When Cutting Woods, Plastics, Fiber Cement Or Drywall. The Wheel's Advanced Laser Melting Process Provides A Longer Lasting And Durable Carbide Edge Bond For Maximum Durability And Longer Cutting Life.