4-7 inch Special diamond floor grinding cup wheel Size:5" * Different quality grade: Economic

* Different quality grade: Economic

* Provide 20% higher drilling performance in the widest range of  heavily reinforced concrete

reinforced concrete

* Quality grade: Professional

* Rapid removal of concrete

4-7 inch Special diamond floor grinding cup wheel Size:5" * Different quality grade: EconomicApplications: 4 7 inch Special diamond floor grinding cup wheel * Rapid removal of concrete, granite, asphalt, marble and other construction materials * Good for general grinding and heavier stock removal * Large grinding segments with heat treated steel bodies which provides increased durability and wheel life. * Soft, medium, hard Bond * Fine, Medium, and Coarse grit available