While the first known 3D-printed gun has been more-or-less dismissed because it can't reliably shoot, a new 3D-printed firearm has now been invented -- and it has no problems firing a round. In fact, it appears this handgun can fire dozens of rounds without a hitch.
What's the difference between the two? Instead of plastic, the new gun is made of metal.
The 3D-printed metal gun is made by the Texas-based 3D-printing services company Solid Concepts. The company used a laser sintering process to create the gun and powdered metals for the firearm's material. The weapon's design is based on a classic 1911 handgun and is made up of 33 different stainless steel and Inconel components, along with a carbon fiber filled nylon handgrip.… Read more