Expanding ball/mandrel removal

I run mine in and haven't seen any problems. Figure I'd prefer the imperfections on the outside of the neck, away from the bullet. My runout is still very small
 
I use F/L (non-bushing) dies unmodified.

<Herein deleted is the multi paragraph philosophical treatise wherein I had offered arguments against investing escalating effort and expense in order to chase diminishing returns. In essence; it's a choice, period.>

Greg
 
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