Coarse diamond grit 30/40; -Fits on most grinders/polishers with 5/8-11 spindles; -Make an inside circle or arc and smooth out sink hole cut outs; -Very aggressive due to the Vacuum Brazed Tech. Use wet or dry, optimal speed 4,000 RPM.The vacuum brazed diamond drum wheels are designed for making an inside circle, oval, or arc. The tool features the fastest material removal rate of any grinding drum when used on granite, marble, concrete and engineered stone. 30/40 grit diamond (coarse) for grinding hard granite. 70/80 grit diamond(medium) for grinding medium/soft granite and marble.
5/8-11 thread fits most grinders, 3" diameter and 2" height. Please check link below for detailed description.The item "3X2 Coarse Diamond Vacuum Brazed Grinding Drum Wheels with 5/8-11 Thread" is in sale since Friday, March 09, 2012. This item is in the category "Home & Garden\Tools\Power Tools\Grinders\Grinding Wheels & Accessories". The seller is "damodiamondtools" and is located in Schaumburg, Illinois. This item can be shipped worldwide.