Ceramic bond diamonds will quick remove scratches left behind by metal bond diamonds to prepare concrete for polishing. This product will reduce labor cost and speed up production by eliminating steps in polishing process. Extra long life, especially on harder concrete. This product is velcro backed and can be used wet or dry

3" (80mm), 4"(100mm)

Grit:30#, 50#,100#,200#,400#,800#,1500#,3000#