Just wondering what some of you custom slug builders or guys that do it at home what do y'all use for a slug sizer and I was just wondering if something like this would work
hanksprecisiongunparts.com

Smooth Bullet Sizing Die Complete Kit - Hanks Precision Gun Parts
This is a complete kit for smooth sizing your bullets to fit in your rifle barrel. This kit consists of a sizing die body and adjustment nut, a wrench for making the adjustments, the bullet pusher stem, and an expander ball if you ever go to far and need to open up the die to the original size...