3M™ Resin Bond CBN Wheels and Tools, 1A1J, 7X1/2X1-1/4, X=1/8 B320 143BI - MMMRBBW18280 Gloves 3M SKU: 7010516040

3M SKU: 7010516040

3M SKU: 7010512223

3M SKU: 7100287122

3M SKU: 7100209662

3M™ Resin Bond CBN Wheels and Tools, 1A1J, 7X1/2X1-1/4, X=1/8 B320 143BI - MMMRBBW18280 Gloves 3M SKU: 70105160403M SKU: 7010491887 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