20mm Square Base - Historicals Round Base to Square Base

I made this file to make it easier to use miniatures that come with round or irregular bases attached on square bases. In my case, this is to adapt Historical Minis for use in my Empire Army.Most historical plastic miniatures come with a round or irregular oval base that bumps them up when you put it on another base, so you have to either cover it or trim it off. This base has a lip so the historical model sits in the recess, and you simply putty or texture fill flat.  Once done, it will blend i