Common pistol primers will start to flatten at about 20~30k psi, according to brand and magnum compared to conventional. Considering a 9mm can operate as substantial as 35k psi for typical loads and nearly 38,500 psi for 9mm +P, there is no doubt . Increase to quotation Only clearly show https://federal-primers-20996160.blogsmine.com/32333440/facts-about-federal-ar-match-primers-revealed