https://www.instructables.com/Make-Your-Own-High-Quality-CO2-Lasercutter-With-To/ http://www.lasersaur.com/ https://github.com/nortd/lasersaur/wiki/start https://github.com/nortd/lasersaur/wiki/bom http://www.lasersaur.com/manual/boms/bom-1403-suppliers-eur