The really good body men from half a century ago or more considered it a matter of pride in their workmanship to be able to metal-finish a sheet metal job well enough to only need primer and paint- - - -no filler at all! Sadly, those skills are pretty much a lost art these days.
Jerry

"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln
Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt!
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway
Love your enemies and drive 'em nuts!