It's made with a specialized Moi Script! ;
Let me 5 minutes to refind it !:)

Ok 2 minutes! :)
Edge Flange by Mo_Te : a very cool one!
https://moi3d.com/forum/index.php?webtag=MOI&msg=11523.1
You will find all for use it! :)


Some deviations but it's the same! :) + SubDiv_Beta9 by Max SMirnov