Originally Posted by john_m44
I dont need to bump the shoulder more, just the base (1/4" above the web)
I strongly recommend you get a Redding body die and a set of their stepped shell holders to control the shoulder set back. Then set the die up to contact and slightly cam over on the shell holder.
Edit: PS, I sold my 338 LM with brass and some cases had 15 firings and was still going strong. yes I anneal.