Some dies sets allow for entire reloading with 3 dies. Other folks might need a fourth die with the taper crimp. Taper crimping, in lieu of roll crimping, should generally be completed With all the 9mm. My 9 reloads generally Have a very feminine waistline using my Dillon dies and https://9mmreloader11086.blogdomago.com/35158318/the-definitive-guide-to-reloading-9mm-luger