Check out Industrial flour mill 3D model on CGTrader for $49. High-quality Polygon mesh mesh by storehouse3d: 1780112 polys, 2866106 vertices. Textured, UV Mapped.
MAX (Autodesk 3ds Max, filesize: 286 MB), OBJ (OBJ, filesize: 178 MB), FBX (Autodesk FBX, filesize: 71.6 MB), 3DS (3D Studio, filesize: 83.9 MB), TBSCENE (Marmoset Toolbag, filesize: 241 MB), BIP (KeyShot, filesize: 90.5 MB), UNITYPACKAGE (Unity 3D, filesize: 79.2 MB)