Look at them right after the 2nd load. The primer pockets will stretch along with the primers can fall out soon after firing, go into the fire Command assembly and lead to your AR to go comprehensive vehicle. I lastly tossed all my federal brass. Its excellent for just one, https://223-cases11752.blogrelation.com/44123991/helping-the-others-realize-the-advantages-of-223-brass-for-reloading