3M 7010495194 Polyimide Hybrid Bond CBN Wheels and Tools, 101.6 mm Dia Wheel x 0.375 in THK Wheel, 1.25 in Center Hole, CBN Abrasive

Polyimide bond CBN 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 high cut rates, increased form holding, and increased thermal stability during higher temperature grinding operations.