Brownells is applying an A1 forging also, it's rather typical knowledge that they are employing forgings established by Nodak Spud. Not sure where you are obtaining your assumptions from. Individually, I wouldn't utilize a drill press. It could be performed, but I might go the router or mini mill route. https://barpulsepisces39380.blogcudinti.com/31275197/the-5-second-trick-for-colt-combat-elite-commander-45-acp