3M™ Microfinishing Film Belt 372L, 40 Mic 5MIL, Type 2, Blue, 3-1/2 in x 15-1/2 in First Aid 3M SKU: 7010496260

3M SKU: 7010496260

and composites

3M SKU: 7010493518

Rapidly cuts carbon steel

3M™ Microfinishing Film Belt 372L, 40 Mic 5MIL, Type 2, Blue, 3-1/2 in x 15-1/2 in First Aid 3M SKU: 70104962603M SKU: 7010532964 Lead Time: ~8 days Our 3M Microfinishing Film Belt 372L is designed to help you get the finest finish possible, and is available in a wide variety of forms. It features micron graded aluminum oxide abrasive bonded to a durable polyester film backing to produce a fast cut rate and uniform finish on composites, plastic, fiberglass and metal. Closed coat construction provides good grain density and helps deliver a finer finish. Durable