It was created with 3ds Max 9, and the file formats include an .FBX and an .OBJ Textures included in the 3ds Max zip files Previews were rendered with vray.
OBJ (OBJ, filesize: 11.2 MB), FBX (Autodesk FBX, filesize: 8.59 MB), MAX (Autodesk 3ds Max, filesize: 30.3 MB), DAE (Collada, filesize: 121 MB)