from there to 338 if you have it and from there to 308 caliber. The Hornady brass is already annealed. Just lube it good and run the neck down .250. If you are a bit too far, it will fireform out.
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What diameters and step sizes are needed to form 310 GNR bra
- O’ Gary, 2018-05-18, 13:33
- from 405, go to 375, then to 358 if you have it - Gary Reeder, 2018-05-18, 13:43