Wings 3D http://www.wings3d.com/
you must Install this Plug!
[url=http://s331378245.onlinehome.us/][u]Manifoldlabs[/u][/url]
that works ;)
Video http://www.youtube.com/watch?v=EPxxL0QAEiY

Of course with default of polygonal modeler ;)

Note ggaliens Manifoldlab is a shareware now.
Boolean op are parts of it (you install all plug-ins;
some are really great)
Boolean op use Carve CSG command line tools.