Laser Air Assist Nozzle
thingiverse
I made this for usages with my cheap china laser cutter. Instructions You'll need this print and one Pneumatic 12mm-1/4" BSPT male fitting I printed with to shells just incase. Nozzle down Finish printing and while still hot heat up a fitting of size 12mm-1/4" BSPT Once the fitting is hot it should screw right on. The first i printed was a little to tight so i lite it up quickly and attached a preheated fitting. Seal it and attach as you see fit, FIY. Some casket sealing and some strips might give you a perfect fit.
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