using rhino for modeling dental tools named angle. I'm Ehsan Heidarizadi (Ph.D. in Digital Design)if you need another format for 3d printing or can not use Rhino please send me an email to help you.
STL (Stereolithography, filesize: 2.19 MB), DWG (AutoCAD, filesize: 2.91 MB), 3DM (Rhinoceros 3D, filesize: 19.3 MB)