Please let us know and we will convert your model to any requested popular format for free. We can convert models to all these formats: 3Ds Max (*.max, all versions), Maya Binary (*.mb, all versions), Maya ACSII (*.ma), Cinema 4D (*.c4d, all versions), Lightwave 3D (*.lwo, all versions), Audtodesk FBX (*.fbx), Wavefront OBJ (*.obj), 3D Studio (*.3ds), AutoCAD (*.dxf, *.dwg), Rhinoceros 3D (*.3dm), Sketchup (*.skp), Stereolithography (*.stl), Element 3D AfterEffects CS3-CS6 (.aep), and others. We can also convert models to solid format IGES, but this is a paid service. The price is $50 and it will take a couple of business days.