An interesting, somewhat dated (May 3rd, 2020) instructional article about reloading steel cased Berdaned primed 7.62x39 casings. Has some tips / tricks / links included. Articles comment section may be helpful too. - How things can change in a short period of time?
www.gunsamerica.com
A Good “Stuck at Home” Project - Reloading Berdan Primed Steel Cases
With everyone stuck at home, and the supply channels short of ammunition, a lot of folks are turning to reloading.