3M™ Microfinishing Film Roll 372L 8" x 150' x 3" 9 Micron Grit 7000118399

Achieve precise uniform close-tolerance finishes with the 3M Microfinishing Film Roll 372L. Ideal for fine finishing powertrain components such as automotive camshafts and crankshafts, this product features a resin-bonded aluminum oxide micron roll on a 5 mil polyester film backing with a friction grip coating for slip resistance. The high-strength film backing and micron-graded aluminum oxide mineral enable fast cutting and long-lasting performance. Suitable for superfinishing applications, this product provides a durable and precise finish, reducing the need for additional processing steps and minimizing waste.

Top product features:

• The film backing has a friction grip coating for slip resistance.
• The micron-graded aluminum oxide mineral provides precise uniform close-tolerance finishes.
• The roll is designed for fast cutting and long length rolls.

Top product applications:

• Fine finishing
• Powertrain microfinishing
• Superfinishing