3M™ Resin Bond CBN Wheels and Tools, 11V2, 4X1-1/2X.7874, X=1/4, W=1/4 B220 144DI, V=20 - MMMRBBW50074 Min Qty Order:1 3M SKU: 7100217511

3M SKU: 7100217511

3M SKU: 7100189141

Use both sides of screen for long life

3M SKU: 7010492120

3M™ Resin Bond CBN Wheels and Tools, 11V2, 4X1-1/2X.7874, X=1/4, W=1/4 B220 144DI, V=20 - MMMRBBW50074 Min Qty Order:1 3M SKU: 71002175113M SKU: 7010492201 Lead Time: ~40 days Our 3M CBN Wheel 144DI is used for grinding primary and secondary relief angles on cutting tools made of tool steel and high speed steel. This resin bonded wheel offers both free cutting action and good form retention, as well as increased thermal stability during higher temperature grinding operations. Arbor holes are made to customer specifications, so you get exactly the size you need. Cubic boron nitride