Walter Surface Technologies COOLCUT XX sanding disc is a performance-driven tool that functions with patented Cyclone Technology. The ceramic finishing disc is the perfect blend of abrasive grains, bonding, and cooling agents. It allows quick weld removal or blending and finishing of steel, stainless steel, and aluminum. The surface finishing disc establishes new levels of productivity with its longevity and enhanced stock removal as compared to conventional sanding discs. Cooling agent of the abrasive disc enables cool cutting experience to prevent burning and distortion.