Rubbing down the body work there are blisters (underside of wings and wheel arch edges) which have dusty white ali oxide under them. After I've rubbed them down to shiny metal do I use T wash on this shiny metal before etch primer?
Rubbing down the body work there are blisters (underside of wings and wheel arch edges) which have dusty white ali oxide under them. After I've rubbed them down to shiny metal do I use T wash on this shiny metal before etch primer?