$90 Industrial set 4 3D model by julianb. Available on CGTrader with 545471 polys and 560097 vertices. Check it out on CGHub.
OBJ (OBJ, filesize: 80.6 MB), JPG (JPG, filesize: 51.4 MB), MAT (mat, filesize: 51.4 MB), MAX (Autodesk 3ds Max, filesize: 632 MB), FBX (Autodesk FBX, filesize: 30.6 MB)