Cubitron 7100244823 Center Grinding Wheel, 4.5 in Dia Wheel x 0.25 in THK Wheel, 5/8 to 11 in Center Hole, Precision Shaped Ceramic Abrasive

3M™ Cubitron™ II Grinding Wheel is constructed of 3M precision-shaped ceramic grain to bring you an exceptionally fast-cutting and long-lasting rigid bonded wheel for heavy weld removal and other heavy-duty grinding applications. This grinding wheel works well on almost all materials and is specially formulated for use on stainless steel, mild steel, and aerospace alloys.