Originally Posted by The Bolt Man
I then fired the same ammo in my SMC Hungarian 380 and there is no bulge and the brass measures .373" to .375", a full .009" less than ammo fired in the PPK-S. That shouts loudly of a bad chamber.
I am not being a smarty pants, but are you measuring the bore with an instrument that is accurate at that difference. You are talking about 9 thousands of an inch, which may be beyond the accuracy tolerance of your instrument (of course it may not be). I am just raising that point....