Mining Machinery 3D model purchase (Polygon mesh 3D model) is available on CGTrader for $449. Original author: 3D-Horse. Specs: 10000 polys, 10000 verts.
OBJ (OBJ, filesize: 190 MB), MAX (Autodesk 3ds Max, filesize: 331 MB), HRC (Autodesk Softimage, filesize: 256 MB), MA (Autodesk Maya, filesize: 397 MB), LWO (Lightwave, filesize: 109 MB), C4D (Cinema 4D, filesize: 108 MB), 3DS (3D Studio, filesize: 98.4 MB)