3M™ Resin Bond CBN Wheels and Tools, 1EEI, 8X.285X5/8, X=1/4, V=60 B240 143BI - MMMRBBW41782 Tapes 3M SKU: 7010486738

3M SKU: 7010486738

3M SKU: 7100180106

3M SKU: 7100231944

3M SKU: 7000119257

3M SKU: 7100187431

3M™ Resin Bond CBN Wheels and Tools, 1EEI, 8X.285X5/8, X=1/4, V=60 B240 143BI - MMMRBBW41782 Tapes 3M SKU: 70104867383M SKU: 7010492047 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