Carbon brush is consumable parts of all types of polisher or grinder. (it brings mirror like polished result to natural granite marble). and 1 Piece of 5" Diamond Glaze Buffer. Details of this polisher: (speed 1 to speed 5 adjustable, 110V, 800W, 5/8"-11 Thread spindle, Water Valve and hose, 3 Extra Carbon Brush Set, Splash Guard.).
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