You can have some "Dynamic" things! ;) (with Acis or Solid ++)
Draw any Helper Lines and move on it for variate an acceptable fillet value!

Hi Booleano,

re:
> One question:
> Why does it appear in your example, Library ACIS, and not in mine?
> Thank you very much

It's because he's using the v5 beta version (get it at https://moi3d.com/beta.htm) and you're using probably v4.

- Michael