All the printable parts to build a K40 CO2 laser cutter with a huge 1m by 1 meter size. Based on cloudray mirrors and 40w laser tube.We integrated 4 x nema 17 stepper motors. and a Arduino Uno R3 + CNC shield. ALl the parts are syper easy to find and at low cost.We use 20x20 aluminum extrusion bars. You have all the files (in stl) ready to be printedYou get the solidworks files to make you own modifications