DEWALT Diamond 7-in-Grit Grinding WheelHigh performance diamond matrix provides 200 times the life of conventional abrasives and enhanced material removal Thinner kerf to increase speed of cut while minimizing dust Faster cut rate at a constant depth Ideally used on thinner and softer masonry materials Features Sub Brand N A Series Name N A Application Cutting Material Diamond Type N A Wheel Type Grinding wheel Grit N A Diameter (Inches) 7. 0 Thickness (Inches) 0. 09 Arbor Diameter 7 8 in