Search:

Try 'em both. See what you get. A lot of this is just practice. A lot of the success is based as much on the variety of surface structures your using as the grit itself. I'd try the CrO first as...

If your a pure pyramid honer it might not do as well as just polishing a lot on a stone then going to .5. But the pastes will polish the edge regardless of when you do it. I.E. to update or improve...

Probably a little advanced question for the newbie corner. Pastes are pretty subjective. I'll start the replies with this. You'll be reapplying pastes so I would lean towards you getting your own....