Palmgren's buffing machines easily remove scratches and other imperfections, brings out the natural luster of the metal, and can effectively clean, polish, finish, and buff a wide variety of materials. Each unit is equipped with a strong, powerful motor that supplies the necessary torque for start-up and operation under load.Large diameter armature shaft with shielded bearings for smooth operationHeavy duty cast iron construction for vibration free operationCSA approved OSHA compliantUnits fit 9670101 tool stand