7 in x 1/4 in x 5/8-11

3M Green Corps Depressed Center Grinding Wheel, T27, 7 in x 1/4 in (Case of 20)

The natural copper finish means no paint will chip or peel over time.

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3M General Purpose Depressed Center Wheel, T27, 7 in x 1/4 in x 5/ (Case of 20)

What stands out about the design is the flat edge on one of the 3 brushes.

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