[Bam] from the LulzBot forums has successfully printed metal using his 3D printer and a Budaschnozzle ... Be warned though, the solder will corrode brass and aluminum, and [Bam] notes that ...

The stator ring is sandwiched by two rotors which rotate on a brass shaft suspended by needle bearings. With the exception of the hardware, all the structural parts are 3d printed. What really ...