Originally Posted by rost495

Still wonder sometimes how bullets ended up at 62 or 52/53 or 68/69, 73, 117, and so on.... like throwing a dart...


Before the days of 3D CAD systems, someone aimed for a round #, like 70gr or 170gr, then built an expensive set of form dies. The first bullets popped out at 69gr or 168gr, and they said heck no we're not remaking the die, tell folks we optimized the weight. grin


"...the designer of the .270 Ingwe cartridge!..."