6 Creed vs Fast Twist 243ai

[HighUintas]

@TxLite , if you feel like really diving into the wildcat hole, I have a 30-284AI chamber reamer and resized reamer that can be ground to 6mm by Manson for about $100.

https://rokslide.com/forums/threads/30-284-ai-reamer-set-barrel-dies-brass-extras.378521/