Solidface Professional 2D/3D parametric is a historic constructive CAD modeler. In addition to 3D modeling, it allows project creation entirely in 2D, such as mechanical parts, civilian plants, layouts, etc. Solidface is a sum of Parasolid ® Siemens 3D modeler core and 15 years of UniCAD 2D/3D development resulting in a product with powerful capabilities of detailing, solid modeling, assembly and parameterization
http://www.solidface.com/
