Import/Export CAD formats
VRforCAD - Import/Export DXF and STL (NOT binary) CAD formats and X3D files (at this moment, for X3D just import), also the models can be kept on its own format *.vfc;
The models can be converted between stl, dxf, and vfc formats.
Also, the CAD models can be saved and than loaded from a database (MySQL), useful for Collaborative Work Environment.
An example of CAD part (stl format) is shown bellow.