3M 81403 3-Inch x 21-Inch Purple Regalite Resin Bond 120 Grit Cloth Sanding Belt - 5 Pack Review

These are excellent cutting, non clogging, long lasting belts. I am running hundreds of board feet through before a change is required.

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Product Description:
Heavy-duty purple sanding belts have resin over resin bonded Regalite ceramic mineral construction gives an aggressive initial cut, consistant cut rate, and a long life. Faster stock removal with less heat and loading. Better leveling with a more uniform finish. Extra-heavy Y weight cloth resists tearing. Flush-joined belt will run in both directions to increase belt life. No. 81397-1: 3" x 18", 120Y grit No. 81395-7: 3" x 18", 80Y grit No. 81393-3: 3" x 18", 50Y grit No. 81403-9: 3" x 21", 120Y grit No. 81401-5: 3" x 21", 80Y grit No. 81399-5: 3" x 21", 50Y grit No. 81414-5: 3" x 24", 120Y grit No. 81412-1: 3" x 24", 80Y grit No. 81410-7: 3" x 24", 50Y grit No. 81433-6: 4" x 24", 120Y grit No. 81431-2: 4" x 24", 80Y grit No. 81429-9: 4" x 24", 50Y grit

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