Re: O-1 hardness and sharpening

>> How about them fancy "Blue" wheels"??
>
>Hmm, dunno. Haven't used (or seen) one.

Look in J&L catalog for a Norton 5SG wheel.
Costs about double of a 32A wheel.
Suppose to cut hard steel cooler and faster
and with less wear and require less dressing.

I have one on my grinder but I don't have 
enough experience yet.
chuck