Hi Rusty, unfortunately inverted fillet in 3D is much more complicated.

For your particular case here, you could do it in 2D followed by Sweep:





- Michael

Seems easy with Orient / Line / Line / None... my favorite function! :)

but of course manually and one by one!

Thanks for confirming that it wasn't just something simple I missed in the commands. I was able to work around it, but just wondered if there was an easier way. All good. No further comments needed.

Cheers,
Rusty