3Mâ„¢ Cubitronâ„¢ II Cut-Off Wheel features 3M Precision Shaped Ceramic Grain to bring you an exceptionally fast-cutting and long-lasting wheel for use on almost all materials, including stainless steel, mild steel, and aerospace alloys. This cut-off wheel surpasses 3Mâ„¢ High Performance wheels in both cut and life to deliver significant gains in productivity.