Joined: Nov 2005
Posts: 5,768
Likes: 10
Bikes: Cinelli, Paramount, Raleigh, Carlton, Zeus, Gemniani, Frejus, Legnano, Pinarello, Falcon
I would put a wirewheel on a drill to remove the stuborn bits. Go easy over the chrome and you should be ok, unless its flaking.
Easier to chrome the whole frame than to do spots. Its rough because they only polish what will show as chrome.