Honestly, I think this is a stepping stone towards replacing industry CAD modeling tools.
AI _can_ work with 3D models already, but it's really bad at it. CAD requires an extra level of control and I think this is where I could see AI companies wanting to get a foot in the door.
e.g "Let's build an adapter between 2in BSP Male and 3/4in NPT Female threads with a third Hose Barb outlet with the following properties..."