Do you use expanding mandrels after a full-length bushing die for neck sizing?

[diggler1833]

Single use, as in, you use them in one single case in the neck, and then you have to disassembly your die, remove the mandrel, replace the mandrel with a new one, and then do one more brass case neck?

I think (hope) he's referring to bullets.

 

[Malum Prohibitum]

I think (hope) he's referring to bullets.

LOL, ok, I am a little slow on the uptake, I guess.