Automatic High Precision Glass Polishing Machine (Polygon mesh 3D model) is available on CGTrader for $89. Original author: Lovano. Specs: 3028774 polys, 9086322 verts.
SLDPRT (SolidWorks, filesize: 328 MB), OBJ (OBJ, filesize: 240 MB), STP (STEP, filesize: 99.9 MB), IGE (IGES, filesize: 367 MB), DWG (AutoCAD, filesize: 328 MB), PDF (PDF, filesize: 328 MB), STL (Stereolithography, filesize: 144 MB)