Standard pistol primers will start to flatten at about 20~30k psi, based upon brand name and magnum versus standard. Taking into consideration a 9mm can operate as high as 35k psi for standard hundreds and as many as 38,five hundred psi for 9mm +P, there is no question . Add https://jaspermzlwh.blogolenta.com/28748225/the-basic-principles-of-federal-large-rifle-benchrest-primers