Ready to Use Nozzels
thingiverse
These are designed to be shop vac ready, just plug onto hose end and it is ready to use.
Download Model from thingiverse
With this file you will be able to print Ready to Use Nozzels with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Ready to Use Nozzels.