3M™ Polyimide Hybrid Bond CBN Wheels and Tools, 1V1 4-.375-.375-.7874 B220 164PL V30 Min Qty Order:1 Aluminum oxide abrasive in a

Aluminum oxide abrasive in a closed-coat layer provides fast cut and long life

3M™ Roloc™ attachment system offers quick and easy disc change-out for multi-step finishing processes

X-weight cotton backing withstands aggressive sanding and grinding

Hook and loop attachment system provides fast disc change-out for multi-step finishing processes

3M SKU: 7100191144

3M™ Polyimide Hybrid Bond CBN Wheels and Tools, 1V1 4-.375-.375-.7874 B220 164PL V30 Min Qty Order:1 Aluminum oxide abrasive in a3M SKU: 7100225627 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