E type spring pack assembly machine 3D model is available on CGTrader for $28. Original author: forestlsls. Specs: 52355 polys, 104748 verts.
STL (Stereolithography, filesize: 5 MB), OBJ (OBJ, filesize: 4.09 MB), SLDPRT (SolidWorks, filesize: 9.43 MB), 3DS (3D Studio, filesize: 4.4 MB), STP (STEP, filesize: 4.62 MB), FBX (Autodesk FBX, filesize: 2.34 MB), IGE (IGES, filesize: 10.5 MB), MAX (Autodesk 3ds Max, filesize: 3.19 MB)