Laser cutter engraver air assist nozzle (K40, etc)

This is an air assist nozzle for a laser cutter or engraver. My mirror 3 and nozzle are from a K40 laser. It is designed to fit next to the 26mm housing of mirror 3 and attached with a 3mm screw into the X platform.

The air line hole is sized for 1/4" OD tubing and is a friction fit, which makes removal easy.

Because it sits next to the housing instead of attaching around the nozzle, it allows the lens to be removed without removing the air assist nozzle. It is designed for a 2 inch f