They even so do have non-uniform lengths. If you don't trust me, take a batch of brass with the exact same headstamp and measure their lengths - I've measured hundreds, they do for a reality range in length. Along with the FC brass I calculated, Severe spread was all around https://9mm-bullets-for-reloading07707.worldblogged.com/44292600/how-9mm-reloading-brass-can-save-you-time-stress-and-money