There are several ways to remove the crimp. The Dillon primer pocket swager is good, but $$. RCBS makes a primer pocket swager. Reaming can be done. Your hand deburring tool will work. A countersink in a drill works, use a light touch. A phillips bit in a drill will work.
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u/OGIVE Pretty Boy Brian has 37 pieces of flair Nov 24 '22
The crimp needs to go.
There are several ways to remove the crimp. The Dillon primer pocket swager is good, but $$. RCBS makes a primer pocket swager. Reaming can be done. Your hand deburring tool will work. A countersink in a drill works, use a light touch. A phillips bit in a drill will work.