Electrical coil winding machines are used to wind coils for motors, transformers, inductors, and chokes. Coil winding equipment is used in a variety of wire winding, wire welding, and wire bonding ...

but makes for an interesting option if your work takes you in the direction of winding transformers. If PCB coils take your interest, how about a Tesla coil using them?

Metal coil winding and metal coil unwinding equipment is used to process continuous lengths of metal sheet, wire, or foil in converting, coating, sheeting, and manufacturing applications.