Wet polisher (110V) +. (12+1) Pieces 4 / 4 Inch Polishing Pad Kit. We have attached 3 extra pais of carbon brush in this package. Carbon brush is consumable parts of all types of polisher. They need to be replaced when they are exhausted, other polisher stop working. Many other sellers DO NOT attach the lock ring. 11 Pieces of 4 (4 Inch) Diamond Polishing Pad. 3 X Grit 50. 2 X Grit 100 200. 1 X Grit 400 800 1500 3000. And 1 Piece of 4 Diamond professional glaze buffer / gloss restore for natural granite marble. And 1 X 4″ (4 Inch) Aluminum backer/Pad Holder, (5/8″-11 Female Thread arbor).