3D printers just keep getting bigger and bigger, as well as more multifunctional. It's been hard to keep track of who's selling the largest 3D printer in the world, as companies keep emerging to outdo each other. Next week at the RAPID + TCT event, taking place in Pittsburgh from May 8 to 11, 3D Hybrid Solutions Inc. and Multiax will be introducing what they say is the biggest metal 3D printer in the world - and it is big, indeed, with a build area of over 500 meters cubed. It's also a hybrid system, including a 5 axis CNC machine along with its 3D printing capabilities. Read more at 3DPrint.com: http://3dprint.com/173330/3d-hybrid-solutions-multiax/