Diamond pads include particle sizes of 60#, 100#, 200#, and 400#. One set can meet most of your polishing work. The foam backing of these diamond sanding pads is soft and to hold. Diamond hand pads can be used as stone polishing pads, tile polishing pads, ceramic diamond polishing pads, polishing pads, concrete polishing pads, and can be used for tile trimming, wood deburring, glass burr trimming, metal polishing and renovation, etc. 60 grit diamond core pad for fast rough sanding, such as polishing floor tiles and general . Grits 100 and 200 are medium rough and may remove fine detail. Grit 400 for fine polishing. Wet polishing/dry polishing is fine, wet polishing is better. Suitable for all kinds of materials from coarse to fine: the finer the sand, the better the polishing effect; the coarser the sand, the better the polishing effect. Help you quickly solve problems such as chipping, burrs, and edging that you often encounter in life. Colour:Multicolor Material:Diamond+sponge Package Contents: 4 * Grinding disc Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.