Diamond dry soft concrete polishing pads These pads are developed resin to increase productivity and bring a high polish quickly. Most flexible. The unique design can fit all concrete machines Dry use. They are very popular and the best resin concrete floor polishing pads on the market. They are very soft and produce a great finish without leaving scratches. With velcro back. And velcro color can be changed as requested.Very soft.Use with all concrete grinders or polishersOne set including 30 ,50 , 100, 200, 400, 800, 1500, 3000 grit.Available sizes: 3"Thickness:2.5mmDry Use.Item No.SizeGrit No.Velcro ColorThicknessC1002393"/76mm30Orange2.5mmC10024050 GreyC100241100 BlackC100242200 BlueC100243400 RedC100244800 WhiteC1002451500 YellowC1002463000 Dark Blue