3M™ Microfinishing Film Belt 372L, 9 Mic 5MIL, 4 in x 48 in Belts Flexible backing achieves consistent finishing

Flexible backing achieves consistent finishing on contoured surfaces

Walters or UTMA machines

3M SKU: 7100248984

where flexibility

3M™ Microfinishing Film Belt 372L, 9 Mic 5MIL, 4 in x 48 in Belts Flexible backing achieves consistent finishing3M SKU: 7100263622 Lead Time: ~7 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