Well I dont form with the decapping pin in any more , stop after about the first 40-50 cases . And wait are you saying form, trim. Anneal.....then back into the die ? Why not just form , fire form then anneal ? Because I showed annealing= 99% crushed caes without the decapping pin and expander so..... With it even after it's formed mmm
That long with the case mouths being the same with or with the pin and ball...other then knocking out the primer , at least for initial forming I don't see much of a point past " that's what your "supposed" to do "