Search:

OK cool, might grab a .312 as well.

I assume annealing would mitigate the work hardened brass issue a bit?

Cheers fellas.

Found this which pretty much got me sorted.


http://panhandleprecision.com/redding-bushing-dies-select-proper-bushing/

So I have some brand new unfired norma brass and the width of the loaded case neck is 0.3145"

By my reckoning I'd need a .313 bushing.

Does the neck wall thickness change much after firing?
...