re: .280Rem brass…. It only takes a single pass of a .270 case through a .280 die and “voila”, you have a .280 case!
I have 6- .30/06, two- .270’s, a 7mmMag, and a .7mm08, not to mention the other dozen smaller and larger ones! Guess which two I took to Wyoming this year?
The two 7’s!
Tomorrow...