Will RCBS sizing dies work

[S.B.]

in my older Lyman 450 sizer without any problems?
Steve

[44man]

I use Lyman dies in my RCBS, they all seem to be the same size.

[myg30]

Yes sir, you may even find older ones without the O-ring on top of the die and they also work.
Many used ones show up here fer sale in the swap section.
Love the avatar Brother !

Mike