ITEM NAME:8Pcs Diamond Polishing Pads 4 inch Wet/Dry Set For Granite Stone Concrete M B7W6 8Pcs Diamond Polishing Pads 4 inch Wet/Dry Set For Granite Stone Concrete M B7W6 Grits: 50, 100, 150, 500, 800, 1500, 3000 100% brand new and high quality. Sharp, wear-resistant and high efficiency. Optimal RPM 2200, Max RPM 12000. Works good for Wet or Dry polishing of stones. Perfect for Granite, Concrete, Marble, Stone, Tiles etc. Color: Gray The back color is random Material: diamond Powder Pro Grade Wet/Dry, Diameter 4 inch , Height 3 MM, Backed Flexible. Aggressive and Durable made with quality Diamond Powder impregnated in Resin. Size: 100 mm/4 inch Quantity: 8pcs Please Note: Please add water when you operate. Packaged included: 1 x Grit 50, 100, 150, 500, 800, 1500, 3000 Polishing Pads(one of each) 1 piece x Sucker Note: Random color, don't accept the specified color. Note: Light shooting 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.