They on the other hand do have non-uniform lengths. If you do not trust me, take a batch of brass with the exact same headstamp and measure their lengths - I've measured hundreds, they are doing as being a reality range in size. With all the FC brass I calculated, https://9mm-brass-for-sale85184.activosblog.com/36770184/9mm-projectile-things-to-know-before-you-buy