Originally Posted by
TullySteve
My powder coater guy suggest a light wet sand of the lug with 400 grit, then the automotive touch up paint that I've got will adhere very well he said. Re the narrow liner paint adhering, he was confident that even without being able to sand that small angle there would be no problems.
I'd try to roughen it up as best you can. You can use a nail file to get into small, tight areas if need be.