Sunmight Final Finishers allow for Ultra-Fine Finishing. Flex-cover gives comfortable grip, prevents stiff fingers. Low Profile, vibration-free motor insures full contact sanding. Unique Air Efficiency System. Positive-Action Drive supported by 4-special bearings generates more power on less air. Over-size Drive Head eliminates pad-wobble for full contact Sanding. New positive air-control valve. Built-in pad release feature. All Sunmight Final Finishers can be found at shopaci.com