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Aluminum Oxide Micro Finishing Discs - PSA - 6" x No Dust Holes, Micron Grade: 40u - Grit: 320, Mercer Abrasives 526604 (50/Pkg.)
Micron finishing discs made with aluminum oxide, feature a 3-mil polyester tear-resistant film backing and are very durable, flexible, resists cracking or peeling, and can be used on wet or dry applications.
- Crack and peel release paper
- 3-mil polyester tear-resistant film backing
- Resin on resin bond