The Duster only comes with one nozzle out of the Box, so here you can make one for your needs.
The nozzles are attached magnetically, insert it during a pause in the Print. The magnet should be quite strong since it's the only thing holding the nozzle against the airstream. Maximum Diameter is 15 mm.
The Values to change are in the Spreadsheet in the FreeCAD file.
The author marked this model as their own original creation.