The Firing Line Forums - View Single Post - Problem resizing .380 brass with RCBS die

dacaur · March 1, 2012, 09:19 PM

Well, remember that with straight wall cases the sizing die doesn't expand the case mouth, the expander die does that... I would try running the expander die and see if they are round after that...

March 1, 2012, 09:19 PM	#4
dacaur Senior Member Join Date: March 16, 2010 Posts: 733	Well, remember that with straight wall cases the sizing die doesn't expand the case mouth, the expander die does that... I would try running the expander die and see if they are round after that...