That is a 1st currently being stuck inside a .223 case. Skipped it although hand priming cases. Fortunately I consider each circumstance although charging and found it hiding in there. Going to try a kinetic bullet puller to eliminate it. I like my cases clean inside of and out, but https://reidxsjiz.bloggin-ads.com/60105036/the-ultimate-guide-to-223-reloading-brass