Originally Posted by
gtpkeeper
measure the inside of a fired ppu case it mic at .313 so thinking ill need aleast that size in lead ??
That has little or no bearing on the bullet size needed. The casemouth will have been blown wider as the bullet was driven out and up the bore, then sprung back part of the way - practically impossible to know how much, unless you know the chamber neck i/d and the exact case wall thickness.
...history... is, indeed, little more than the register of the crimes, follies, and misfortunes of mankind. (Edward Gibbon: Decline and Fall of the Roman Empire)