If the primer is seated to the bottom of the pocket, like it's supposed to be
there will always be a little variation in depth, unless you're using match grade brass, that's been hand sorted.
I didn't fight to defend your freedom so you could vote to take away mine.
"A man who has nothing for which he is willing to fight, nothing which is more important than his own personal safety, is a miserable creature and has no chance of being free unless made and kept so by the exertions of better men than himself.
John Stuart Mill."