3M Microfinishing Film Belt, 372L, 40 micron, 2 in x 132 in

The 3M™ Microfinishing Film Belt is designed to help you get the finest finish possible. With micron-graded aluminum oxide mineral bonded to a durable polyester film backing, this belt is optimized to produce a fast cut-rate and a uniform finish. Use the 3M™ Microfinishing Film Belt on composites, plastic, fibreglass, and metal and help achieve finishing excellence.

• Micron-graded aluminum oxide abrasive cuts fast and provides a consistent, fine finish
• Durable polyester film backing provides flexibility for consistent finishing
• Resin bonding resists deterioration from heat, extending the life of the abrasive belt
• Closed coat construction provides good grain density and helps deliver a finer finish