Bosch 1365K 14-Inch Portable Abrasive Cut-Off Machine 15 Amps, 4300 RPM Natural debris removal - wheel rotation carries sparks, dust and debris away from the operator AC/DC capability - extends the versatility of the tool by working from DC outlets such as welders and generators Reinforced armature windings - protects motor against abrasive dust and metal debris Service-MinderTM Brushes - eliminate guesswork, stops the tool when preventative maintenance is required