25pc 150 Grit Diamond Wheel and Burr Set, 1/8 inch shank. Set includes 18 diamond burrs, 5 diamond disks, and two screw mandrels. For use with Dremel Rotary Tools. Diamond disks can be used to some extent for cutting. However, there is a limited amount of diamond coating on the edge, most of the coating is on the side. Diamond coated accessories will cut into glass, wood, metal, stone, practically anything.