3M™ Resin Bond CBN Wheels and Tools, 1A1, 7X1/2X1-1/4, X=1/2 B220 144BI - MMMRBBW52227 Min Qty Order:1 3M SKU: 7100225619

3M SKU: 7100225619

3M SKU: 7010292423

3M SKU: 7010365441

3M SKU: 7100227043

3M™ Resin Bond CBN Wheels and Tools, 1A1, 7X1/2X1-1/4, X=1/2 B220 144BI - MMMRBBW52227 Min Qty Order:1 3M SKU: 71002256193M SKU: 7010497880 Lead Time: ~40 days Our 3M CBN Wheel 144BI wheels are used for grinding primary and secondary relief angles on cutting tools made of tool steel and high speed steel. This general purpose wheel offers high cut rates and good form retention during grinding operations. Arbor holes are made to customer specifications, so you get exactly the size you need. Best used for grinding high speed steel, tool steels, and ferrous metals. Cubic