Air assist ORTUR Master

in order to improve the engravings, it is recommended to add an air jet on the heating point.
here you will have a set to clip on the bottom of the laser.
6mm air tube for aquarium + 1mm 3D printing nozzle + M3 15mm
I added a 15mm stopper to prevent the laser from hitting the front bar (remember to modify the useful surface in the software)