Sculpture CNC Art File

I need a production-ready 3D relief sculpture file that I can load straight into my CNC workflow. The design must be clean, machinable and delivered in a common format such as STL, OBJ or STEP—whichever best preserves detail for relief carving... (Budget: ₹600 - ₹1500 INR, Jobs: 3D CAD, 3D Design, 3D Modelling, 3D Print Design, 3D Printing, 3D Rendering, CAD/CAM, CNC, Mechanical Engineering, Solidworks)