They having said that do have non-uniform lengths. If you do not trust me, have a batch of brass with the exact same headstamp and measure their lengths - I have calculated hundreds, they do being a point differ in duration. With the FC brass I calculated, Severe unfold was https://9mmreloadingbullets52962.jiliblog.com/94002869/the-fact-about-9mm-dirty-once-fired-brass-that-no-one-is-suggesting