Originally Posted by
mdi
Several years ago I fussed with "primer seating depth" but in the end (and what I learned from priming with a Lee Loader in '69) I just seat all primers to the bottom of the primer pocket and disregard any "depth below flush" dimension. I primed my first rounds in 1969 with my 38 Special Lee Loader and started priming on my first press in '70-'71 and never had a FTF from poorly seated primers in any "stock" gun; single action revolvers, double action revolvers, single action semi-autos, DA semi-autos, DA only semi-autos or striker fired semi-autos. Never any problems with any rifle either; bolt, semi-auto, single shot. And I've never had to "reform or ream" any pockets for reliability.
Go back to Reloaderfred's post, #11 for some excellent info...