Tube Intersection

 From:  Frenchy Pilou (PILOU)
9108.10 
A simple 3 big extrude

Then 2 Boolean Merge, then Boolean Union don't make the trick ?








http://moiscript.weebly.com/uploads/3/9/3/8/3938813/tubeintersection_pilou.3dm

EDITED: 27 Oct 2018 by PILOU