Is this 3D model free to download?

Yes, Better Than NASA Ratchet is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Thingiverse. Use the "Download from Thingiverse" 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 nitroJunkie, published on Thingiverse. 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.

Better Than NASA Ratchet 3D printable model by nitroJunkie

Better Than NASA Ratchet

Source: Thingiverse by nitroJunkie

The Better Than NASA Ratchet is a free printable 3D model from Thingiverse by nitroJunkie. - Changelog: V1.2 - Opened up the clearance around the mechanism on the bottom layer to allow for some of my more melty filaments to be used. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

546 saves Source: Thingiverse Updated 2026-10-26 License: CC-BY · commercial OK 2 makes Category: Tools & Workshop

Tags: nasa, NASA Wrench, ratchet, ratchet wrench

About this model

- Changelog: V1.2 - Opened up the clearance around the mechanism on the bottom layer to allow for some of my more melty filaments to be used. - Reduced the size of the square drive a hair since socket fit was very snug. Tweaked a bit to fix an asymmetry between loosening and tightening directions. - Beefed up the thickness of the selector shaft. - Added pinholes to selector shaft and ratchet arm shafts to strengthen them. - Added a 1/4" drive version. V1.1 - Based on the more radiused v1.0 design with pinhole. - After torture-testing a 4-pass wall print (which should have had a layer-adhesion failure in the square drive) one of the ratchet arms bent internally. I've beefed up the internal mechanism a lot. It will be way more stiff when ratcheting, but should take quite a bit more torque wi…

Frequently asked questions

Is this 3D model free to download?: Yes. Better Than NASA Ratchet is free to download from Thingiverse. Open it in the free Thinger app, or use the "Download from Thingiverse" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by nitroJunkie.
Who made this model?: Designed by nitroJunkie, published on Thingiverse. 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.