Norton 7" Masonary Cut-Off Blade 89088

7 x 1/8, 5/8" Hole 24 Grit Silicon Carbide Cutoff Wheel, Very Coarse, Reinforced, 8,730 Max RPM, Use with Circular Saws. Harder than ceramic, silicon carbide is a fast cutting abrasive. Commonly used on nonferrous metals and in low-pressure applications.