Is this 3D model free to download?

Yes, Hydra - Test Pieces is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by MakerWorld. Use the "Download from MakerWorld" link on this page to open the original listing and grab the file, or save it to your print queue in the free Thinger app.

Designed by humebeam, published on MakerWorld. Please credit the creator when sharing your print.

Can I print this at home?

Yes. This is a printable 3D model intended for home FDM and resin printers. Check the original listing for suggested print settings.

Hydra - Test Pieces 3D printable model by humebeam

Hydra - Test Pieces

Source: MakerWorld by humebeam

The Hydra - Test Pieces is a free printable 3D model from MakerWorld by humebeam. Support All my designs and mods are free to use and remix. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from MakerWorld

427 saves Source: MakerWorld Updated 2026-10-13 Print time: 35m Filament: 16 g License: CC-BY-NC · non-commercial ★ 5.0 (29) 331 makes

Tags: hydra, bambu, bambulabx1, bambulab, bambulabx1carbonams, bambulabx1carbon, bambulabx1ams, bambux1, bambulabs, bambulabp1p, bambup1p, hydraams

About this model

Support All my designs and mods are free to use and remix. They have a non-commercial license. If you enjoy this or any of my other designs you can send me a small donation using the link below. Thanks :) is a set of two different test pieces to print before printing the big Hydra parts. You need some calipers to measure the printed parts. The first test is to print the roller slots and the second is the dovetail joints. Make sure you dial in flow correctly before you start, we've seen a few Hydra prints that were overextruded so avoid that. The problem then is you can't join the dovetail joints and therefore assemble properly without sanding them down a little, you can also get problems with the rollers binding. The Bambu Lab printers usually do a pretty good with automatic flow calibrati…

Frequently asked questions

Is this 3D model free to download?: Yes. Hydra - Test Pieces is free to download from MakerWorld. Open it in the free Thinger app, or use the "Download from MakerWorld" link above to open the original listing.
Where is the STL hosted?: The download is hosted by MakerWorld, not by Thinger. We link you directly to the original listing by humebeam.
Who made this model?: Designed by humebeam, published on MakerWorld. Please credit the creator when sharing your print online.
Can I print this at home?: Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.