First 3–D–Printed Metal Gun Created, Assembled, And Fired

"We weren't trying to figure out a cheaper, easier, better way to make a gun," the makers say.

Six months after a gun made from 3–D printed plastic components was created and then fired, an engineering firm specializing in the technology has done the same for a 3–D printed weapon made out of metal. Solid Concepts, based in Austin, printed the parts using a laser sintering process, then, after spending around seven minutes assembling the weapon, it was fired successfully on a firing range.

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