3M™ Diamond Resin Wheel 664BI, 4A2P, 4X.438X7/8, X=1/8, W=1/4 D80 664BI-MMMRBDW5161 Signs 3M Precision-Shaped Grain is engineered

3M Precision-Shaped Grain is engineered to cut fast and sharp

3M SKU: 7100222091

A-weight paper backing covered with aluminum oxide grain to deliver consistently fast performance with minimal loading

3M SKU: 7010368474

3M SKU: 7100210940

3M™ Diamond Resin Wheel 664BI, 4A2P, 4X.438X7/8, X=1/8, W=1/4 D80 664BI-MMMRBDW5161 Signs 3M Precision-Shaped Grain is engineered3M SKU: 7010494418 Lead Time: ~40 days Our 3M Diamond Resin Wheel 664BI is used in the production and sharpening of carbide cutting tools. This general purpose wheel is designed to be free cutting and provide good form retention. For use with water based lubricants. Arbor holes are made to customer specifications. Designed to be free cutting and provide good form retention. Diamond abrasive capable of cutting or shaping cemented carbide, carbons and