New Step by Step Map For federal primers 215m
Regular pistol primers will begin to flatten at about twenty~30k psi, dependant upon brand and magnum vs . conventional. Considering a 9mm can operate as substantial as 35k psi for normal masses and around 38,five hundred psi for 9mm +P, there is not any doubt ."But given that there is not any "get the job done" finished to The underside of the cup