On Sep 2, 2:22 am, Wes wrote:
...
Any tips on making an expanding arbor for spindle? Mine is 1 3/8" id.
Wes

I just checked - an expanding-split-ring 5C collet stop opens almost
far enough to lock into the closer tube. Wrap a sheet metal shim
around it and turn it with a socket wrench which you can remove to run
the lathe.

jw