PTFE cutting jig for Stealthburner Rapido, not sure if this will fit any other hotends. In theory it should.
Groove will allow you to easily cut PTFE tube to 11mm prescribed in manual. Use utility knife to cut.
Place the jig and stealthburner_printhead_rapido_rear on flat surface, hotend screw in and secure hold the jig with the stealthburner_printhead_rapido_rear and cut the ptfe per groove. Long side of the jig should face the print head groove.
The author remixed this model.