3M™ Resin Bond CBN Wheels and Tools, 1A1, 12X1/2X5, X=1/4 B320 143BI - MMMRBBW51232 Tapes 3M SKU: 7100223205

3M SKU: 7100223205

including blending

plastic and fiberglass

Built-in lubricant helps belt run cooler

3M™ Resin Bond CBN Wheels and Tools, 1A1, 12X1/2X5, X=1/4 B320 143BI - MMMRBBW51232 Tapes 3M SKU: 71002232053M SKU: 7010492279 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