Bulk Packaged 6pc 13/16 x 0.016 inch - 150 Grit Diamond Coated Disk Set. Includes 5 disks and an 1/8 inch shank 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. For longer life, use with a cooling agent such as Eurotool Cut Lube.