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hmm. They seemed much lower to me. Just judging by feel, I'd say the "fine" was somewhere around the same as my 320, maybe like 300.

I'll try it out tomorrow. I kind of figured they'd be OK...

I just came across some emory cloth in my basement. It's 3M, has "METAL" written on the packaging, and is assorted in course, medium, and fine.

Is this safe to use, and what do the grits...