4" (100mm) Diamond Wet/Dry Velcro Polishing Discs (50-400 grit ) Set of 4

Aggressive and durable made with quality diamond powder impregnated in resin.,designed for Granite, Concrete, Marble, Stone, Tiles etc. 
Polishing efficiently and smoothly , make the surface of stone quickly achieve a good gloss.
The discs back are with water feed hole, can be used for wet polishing. 
White bond without color fade.