Remind: This is 110 Voltage. Variable Speed Wet (Water Feed) polisher 5/8-11 Thread Spindle, 110 Voltage. + (22+1) Pieces 5 / 5 Inch / 125 mm Pad Kit. Carbon brush is consumable parts of all types of polisher. They need to be replaced when they are exhausted. Otherwse polisher stop working. 21 Pieces of 5 (5 Inch / 125 mm) Diamond Polishing Pad. 3 X Grit 15 30 50 100. 2 X Grit 200 400 800. 1 X Grit 15 00 3000 6000. And 1 Piece of 5 Diamond Glaze Buffer (it brings mirror like polished result to natural granite marble stone). And 1 X 5 (5 Inch) Velcro backer/Pad Holder.