... parts CNC machiningPreferred Formats:Pro/E, Solidworks, Unigraphics, Catia, Auto CAD, *.igs, *.stp, *.stl, *.x-tSurface treatments:Paint, polish, silk-print ... the heart of ProtoCAM's rapid prototyping service, turning 3D CAD file into a solid object. Stereo lithography prototypes can be ... . Details in pictures: Rapid prototype with plastic material plastic toys model