3M 381C Fibre Disc 01725 - 4 in - 36 - Very Coarse - Aluminum Oxide

3M coated 381C fibre disc uses aluminum oxide as the abrasive material and has a diameter of 4 in. 3M incorporates this aluminum oxide material into the fibre disc forming a grit of 36. All abrasive products that rotate or spin, such as the ones in this category, have a maximum speed at which you can run them. This 3M fibre disc can be run at a maximum speed of 15000 RPMs.

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