Nowadays everybody knows what’s a 3D printer. For us it has become an essential tool in our laboratory. We have designed our projects using Sketchup’s Google program, because it has the necessary tools to make our project into STL format. After having get this index card we could use it by 3D printer program and make our pieces. In this moments every single project made by now are made by this system, so it makes a precise and economical fabrication of every component that our robots need.