100 PC 1.50" REINFORCED CUT OFF WHEEL WORKS WITH DREMEL Bulk Packaged 100pc 1 1/2 inch Fiberglass Reinforced Cutoff Wheels Will work with 1/16 inch arbor Max speed 15,000 rpm. A sampling showed thicknesses ranging from about 0.048 to 0.065 inches For use with Dremel Rotary Tools.