To this point I have stepped up from sand paper all the way to Ryobi Stainless Steel buffing Compound E Ryobi Buffing Compound - 5 Pack.
My question is what should be the next step?
Theres a thread about polishing kegs that'll be usefull to you. I'll try look it up...
Edit: Here it is: http://www.homebrewtalk.com/f11/poli...phemism-54025/
I just performed the exact same steps as described in the link above. Turned out great!
:+1 I have as well with my cornies and it was amazing the difference I saw.
Thanks guys! any pictures?