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Ah I see. yeah then you'll have to take em out with a finer grit progression. If you go to an autostore, they sell a multipack of 3m wet dry that goes like 200 400 600 800 1000. Worked well on my...

In theory if a hone were perfectly flat no matter what the grit it would not cut, just as you could make a saw out of the hardest steel in the world and without teeth it would be useless. The...