This package carries (a)-(d). 800 Watt, with siade handle and water feed accessories. (b) 1 Piece of 4″ and 1 piece of 5″ PVC Backing Pad with 5/8-11 Female Thread arbor. Its max capacity / velocity is 5000 RPM. (c) 13 Pieces of 4 / 100mm Diameter Diamond wet dry (wet use recommended) polishing pad for stone concrete granite marble travertine sandstone. 3 X Grit 50 100. 2 X Grit 200 400. 1 X Grit 800 1500 3000. (d) 13 Pieces of 5 / 125mm Diameter Diamond wet dry (wet use recommended) polishing pad for stone concrete granite marble travertine sandstone. (d) 1 Piece of 4″ and 1 piece of 5″ Diamond Glaze Buffer (it brings mirror like polished result to natual granite marble).