3M™ Resin Bond CBN Wheels and Tools, 1A1, 18X3/4X8, X=1/2 B120 143BI - MMMRBBW49372 Min Qty Order:1 3M SKU: 7000121856

3M SKU: 7000121856

3M SKU: 7100223553

simple and secure

fast-cutting abrasive

3M SKU: 7100095035

3M™ Resin Bond CBN Wheels and Tools, 1A1, 18X3/4X8, X=1/2 B120 143BI - MMMRBBW49372 Min Qty Order:1 3M SKU: 70001218563M SKU: 7010494512 Lead Time: ~40 days Our 3M CBN Wheel 143BI 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 a balance between cut rate 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