Originally Posted By: fladeerhntr
I trimmed,chamfered and deburred after fl resizing. The brass that I am using is once fired from my gun and some not. Yes I did lube the inside of the necks before resizing and I trimmed first then chamfered and deburred and measured it with my calipers which measured 2.489 and my manual said the brass should be 2.500.


Okay we are getting somewhere..
The only missing part is where the shoulder is.. you probably don't have bump gauges so can't measure that. This is the number one cause of a bolt being difficult to close.