If you would be willing to post some example .scad to http://github.com/openscad/openscad/issues it would likely be most helpful and appreciated. The simpler the example that exhibits the flaw, the more helpful. -- View this message in context: http://forum.openscad.org/openscad-stl-almost-unusable-tp14472p14607.html Sent from the OpenSCAD mailing list archive at Nabble.com.