Twin Screw Conveyor - Efficient Material Mixing System 3D model is available on CGTrader for $56. Original author: machinexdesigns.
SLDPRT (SolidWorks, filesize: 14.2 MB), OTHER (Other, filesize: 6.86 MB), STP (STEP, filesize: 8.62 MB), IGE (IGES, filesize: 10.9 MB), STL (Stereolithography, filesize: 17 MB), X_T (Parasolid, filesize: 4.7 MB)