3M™ Hookit™ Microfinishing Film 366L Discs

Precision, micron-graded, resin-bonded, polyester film backing. Aggressive cut with uniform finish. Anti-loading Fre-Cut™ coating provides greater efficiency and longer product life. Use on plastic, fiberglass, wood, metal, solid-surface composites.

Constructed of durable aluminum oxide; works well for most wood species and applications, especially contoured surfaces. The flexible film backing and micron-graded mineral provide excellent consistency and minimal edge wear. The open coat feature and special loading resistant coating makes this disc a good choice when loading is a problem.