36,8 mm and 60 degree PTFE tube cutting and chamfer jig.
E3D did not specify the full length in their Revo Six upgrade guide, but I did a calculation with the infos in the remix https://www.printables.com/de/model/144155-e3d-revo-six-ptfe-cutting-and-chamfer-tool-for-pru
The author remixed this model.