Eliminating the crimp is an easy a person-time process. I use a RCBS Trim Mate crimp remover that inserts over a hand tool and reams the primer pocket. Once that's carried out the case is ready for ongoing use. The real key is determining navy brass. Plus the headstamp will https://9mmbrass63951.onzeblog.com/36369240/9mm-casing-an-overview