Automatic Booster Impeller Assembly and Pressing Line — professional 3D model by Lovano (CGTrader). Price: $289. Technical data: Polygon mesh, 294493666 polygons, 441065871 verts.
SLDPRT (SolidWorks, filesize: 277 MB), OBJ (OBJ, filesize: 611 MB), STL (Stereolithography, filesize: 2.67 GB), IGE (IGES, filesize: 514 MB), STP (STEP, filesize: 161 MB)