I could likely hit my .355's with a lightweight hammer and not set them back again. All of that to declare that with the real 9mm die you need to get plenty of neck stress. The situation with reloading the 9mm may be the tapered case. Considering the fact that https://reloading9mm51626.aioblogs.com/89125699/not-known-facts-about-reloading-9mm-luger