3M™ Polyimide Hybrid Bond CBN Wheels and Tools, MMMPBBW46772 1B1R 4-.1875-.425-1.25 B280 164PL V62 Min Qty Order:1 They feature extremely coarse grades

They feature extremely coarse grades down to 24 grit for effective grinding and include a built-in backing plate that provides durable support and easy adapter attachment

combining open coat aluminum oxide abrasive with a handy adhesive backing ready for quick and easy attachment to our 3M™ Stikit™ hand pad (sold separately) for finishing applications

smear-free finish on ferrous and non-ferrous metals

3M SKU: 7010330796

3M™ Polyimide Hybrid Bond CBN Wheels and Tools, MMMPBBW46772 1B1R 4-.1875-.425-1.25 B280 164PL V62 Min Qty Order:1 They feature extremely coarse grades3M SKU: 7100210934 Lead Time: ~40 days 3M CBN Polyimide Wheel 164PL is used for grinding primary and secondary relief angles on cutting tools made of tool steel and high speed steel. This general purpose wheel offers high cut rates, increased form holding, and increased thermal stability during higher temperature grinding operations. Cubic boron nitride (CBN) resin bonded wheel produces fast cut rates. Designed for better form retention, using water