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PTFE Tube and E3D Hotend Parts: 3D Models

This collection gathers STL files connected with PTFE tubing in 3D printing: cutting and chamfering jigs, clips for Bowden setups, hotend guides and toolhead parts. Most of these items are small, so a failed attempt costs little time and filament. Check the dimensions on each model page before you slice. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

A Polyzon collection · 47 models from 5 platforms

How this collection is put together

Polyzon assembles this collection from search results on the connected platforms. Repeats and models without a preview are removed, weak matches go to the end, and the rest keeps the search order. Models belong to their authors — check the terms on each model's page.

Selection rules: the Polyzon editorial team · Text updated 2026-10-13

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About the category

«PTFE Tube and E3D Hotend Parts: 3D Models»

Cutting jigs and chamfer tools hold a piece of tube at a fixed angle so the end can be trimmed square or at 45, 60 or 90 degrees. Clips and retaining parts keep a Bowden tube seated in a coupler or hotend, and they differ mainly in the coupler shape they grip. Guides and toolhead parts are larger assemblies that position the hotend on a carriage, so they involve more parts and more assembly steps.

On the author's model page, check the tube diameter the part is made for, how many parts the file contains and whether supports are needed. Look at the material and settings the author lists, particularly for parts that sit close to the hotend, and at photos of real prints to judge how the fit turned out. Small jigs and clips are often printed in a stiff filament, while brackets may need more walls for rigidity.

If a search returns too little, try the names different authors use: PTFE tube, Bowden tube, hotend guide, coupler clip, cutting jig, chamfer tool. Related topics such as extruder mounts, toolhead platforms and printer maintenance parts often appear in the same collections. Adding the hotend series or the printer model to the query narrows the results to parts with matching dimensions.

FAQ

Frequently asked questions

What does a PTFE tube cutting jig do?
It holds the tube at a set angle so the end can be cut square or at a defined angle such as 45, 60 or 90 degrees. A clean, straight end seats more evenly in a coupler or hotend inlet.
How do I know which tube size a part is made for?
The author usually states the outer and inner diameter of the tube on the model page. Compare that with the tube and coupler you already have before printing.
Do these parts need supports?
It depends on the geometry: flat clips and jigs often print without them, while brackets and guides may need them. Check the author's notes and photos of real prints.
What should I look at for parts mounted near the hotend?
Check the material and settings the author lists, since temperatures near the hotend are higher than on the rest of the printer. Also confirm the mounting holes match your carriage or extruder.
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