Got a lot of old stuff from a neighbor.
This crazy looking die was in with the 45acp stuff.
Looks like a taper crimp die to me, but what do I know.
Any idea what it could be? A loaded 45 does go in it a little, tightly.
https://i.ibb.co/HYT4H1D/20181219-155308.jpg
https://i.ibb.co/vP09GG3/20181219-155331.jpg
https://i.ibb.co/ngDGG7c/20181219-155407.jpg