3M™ Polyimide Hybrid Bond Diamond Wheels and Tools, 11V9, 3-3/4X1-1/2X1-1/4, X=1/8 D320 686HN, U=3/8 - MMMPBDW50380 Discs 3M SKU: 7100198230

3M SKU: 7100198230

3M SKU: 7100214660

3M SKU: 7100226914

3M SKU: 7010368540

prolonging abrasive life

3M™ Polyimide Hybrid Bond Diamond Wheels and Tools, 11V9, 3-3/4X1-1/2X1-1/4, X=1/8 D320 686HN, U=3/8 - MMMPBDW50380 Discs 3M SKU: 71001982303M SKU: 7010496671 Lead Time: ~2 days 3M Diamond Wheel 686HN is a special hybrid bond diamond wheel used for grinding primary and secondary relief angles on round tools made of tungsten carbide. This highly engineered wheel offers the excellent form retention and long wheel life which is ideal for long production runs where tighter control on tolerances are required. Arbor holes are made to customer specifications, so you get exactly the size you