I have ascertained the problem could be the dies by making use of them in my D1050 tool head, then resizing a variety of 9mm cases like a single phase press. I am only using the press for resizing, and remove the resized cases the moment the shell plate innovations. https://reloading-9mm34194.iyublog.com/35842444/how-9mm-projectile-can-save-you-time-stress-and-money