Diamond polishing pads are designed for the restoration or maintenance of granite and marble floors.It is very effective for the removing slippage,smoothly re-grinding of rough surface and re-polishing of granite& marble floors with most of floor polishing machinese . Quanzhou Keentool Co offers the high performance polishing pads which reach the standard of Europe. When order diamond flexible polishing pads, please kindly inform the followings: 1) diameter 2. grit