1 inch Diamond Drum Wheels with M14 Thread for Polishing Marble Granite Concrete Kitchen Sink Hole

The resin diamond drum polishing wheels are widely used for stock removal on granite marble by grinding away excess stone, does not change in the color of the stone itself, with glazing fast, good brightness and not fade.

User manual:
1.Use them from coarse to fine, the final polishing.
2.The whole process takes water to cool fully, but in the polishing stage,water should not be too m...