3M 577F Type 27 Flap Disc 30979 - Alumina Zirconia - 7 in - 36 - Very Coarse

3M coated 577F Type 27 flap disc uses alumina zirconia as the abrasive material and has a diameter of 7 in. 3M incorporates this alumina zirconia material into the flap disc forming a grit of 36. The threaded arbor attachment allows for easy mounting to the tool or pad. 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 flap disc can be run at a maximum speed of 8600 RPMs. The 3M flap disc uses fiberglass for the backing plate.

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