6&rdquo; 3450 RPM Bench Grinder Long Shaft Buffer Polisher Grinding Wheel Work Bench Buffing Wheel Precision machined shaft and permanently lubricated bearings for longer life Meets all your buffing, polishing and grinding needs Heavy Duty Cast iron base and frame for low vibration Extra long and large extended shafts, 1/2" Arbor 1/3 HP : 120v/60Hz