Anyone guess at what grit these grinding wheels are? 60?
Yep, 60 grit. The top one is silicon carbide, the bottom one is aluminium oxide.
top one is silicon carbide
you can tell from the green colour? i kind of assumed they were the same. anyway, large one obviously has some life in, so i'll refit that and get somethign esle for the other side. they are from an old 8" B+D grinder i got hold of
@Brommers started
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Anyone guess at what grit these grinding wheels are? 60?