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: 7100210980

3M SKU: 7100210980

3M SKU: 7100226914

3M SKU: 7010364856

3M SKU: 7100095608

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: 71002109803M 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