Check out 3d model For CNC - 51 3D model on CGTrader for $20. High-quality Polygon mesh mesh by bnbn042: 549953 polys, 274954 vertices.
BLEND (Blender, filesize: 17.2 MB), OBJ (OBJ, filesize: 11.8 MB), FBX (Autodesk FBX, filesize: 15.3 MB), 3DS (3D Studio, filesize: 487 Bytes), STL (Stereolithography, filesize: 16.2 MB)