HTS 111E0 2" Diamond Cut-Off Wheel with 1/8" Shank Coated with industrial diamonds Wheel diameter 2" / 50mm; wheel thickness .023" / .59mm Great for cutting, sawing, carving, sharpening and filing Works on hardened materials including marble concrete, brick, porcelain, ceramics, epoxy, and more Works on any rotary tool that accepts the Dremel standard 1/8" shank