Parts of your car may one day be printed in Darwin, with a world-first 3D printer pumping out bespoke metal parts in a matter of minutes.

The machine’s creators say they have unlocked the ability to print pieces of copper and aluminium up to 1,000 times faster than existing 3D printers.

Co-inventor Steven Camilleri said it was “a bit strange” to finally have the printer up and running after spending more than two years devising the technology…