Improving a chamber with a hand reamer...

[moorepower]

Originally Posted by Bayou City Boy

100% of the time........ With any chamber, head space is paramount for safety and efficiency.

That said, simply reaming an existing Hornet chamber to get an improved K- Hornet chamber is not the same type of process as truly "AI'ing" a chamber.

-BCB

Totally agree but he did not specify. I would add unless it is rimmed I would not.