15.0 amps, 5,000 rpm, double-insulated, UL-listed, complies to OSHA * Natural debris removal wheel rotation carries sparks, dust, and debris away from the operator * AC/DC capability extends versatility by working from DC outlets such as welders and generators * Reinforced armature windings protects motor against abrasive dust and metal debris * Service-minder brushes tool comes set up in fire forward position, but is easily changed to fire reverse position