Inspired by an article in Handloader: Why? Keeps me out of trouble That, and curiosity I realize: Specific hardness will require a specific cut, moving a specific speed, to expand reliably. Feeding issues and nose collapse might plague initial trials. Concentricity influences accuracy. Concentricity seems the easiest, and last, issue to solve - bench top lathe I'll use QuickLOAD to calc load based on the bullet's new weight.