3M Radial Bristle Disc Kit Assortment 48pc 3/4" Dia. 6each 7-Grades + 6 Mandrels

NOTE: Bristle Discs in this set have a 1/16" center hole. All 6 Mandrels have a 1/16" screw - the difference in the 2 sizes of the mandrels are the Shank Sizes. The different colors of discs designate the grade.

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