They always go bang for me and appear to be constant. I've only employed their small pistol primers. I have employed a good number of CCIs also, and when These are good, I continue to prefer the Feds. I can't seem to find any CCI large pistol primers. Every shop https://federal-primers-ammunitio63074.wssblogs.com/31846967/how-much-you-need-to-expect-you-ll-pay-for-a-good-federal-215-gold-medal-match-primers