Lathe bell punch center finder - videos

Lathe bell punch center finder. By Made by ME 4.

11:25 video:
https://www.youtube.com/watch?v=IE14TS5doOk

10:17 video:
https://www.youtube.com/watch?v=aL5UmdONJzM

14:13 video:
https://www.youtube.com/watch?v=HVtB_uG7TEE