Very Important Remind: This polisher is 110V. This pack carries (a)-(e). New Version Wet Variable Speed Polisher, can be used with all 3″, 4″ and up to 5 diameter diamond tools. (b) 11 Pieces of 4 Diamond Polishing Pad. 2 X Grit 50 100 200 400. 1 X Grit 400 800 1500 3000. And 1 X 4 aluminum Velcro backer/Pad Holder. 1 Piece of 4 Diamond Glaze Buffer (it brings granite marble mirror like polished reult). (c) 1 Piece of 1 3/8 Inch / 35 mm Diamond Zero Tolerance Grinding Drum Wheel. (d) 1 Piece of 1 3/8 Inch / 35 mm Diamond core bit / core bit. (e) 1 Piece of 4 Inch / 100 mm (velcro backed) Diamond Turbo Grinding cup wheel for stone concrete surface grinding / smoothing.