Is this 3D model free to download?

Yes, M2 - M5 Nut and Bolt Calibrator is free to download from Printables. Open it in the free Thinger app, or use the "Download from Printables" link to open the original listing by the creator.

Where do I download the STL file?

The download is hosted by Printables. Use the "Download from Printables" 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 Isaac Marianovits, published on Printables. 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.

M2 - M5 Nut and Bolt Calibrator 3D printable model by Isaac Marianovits

M2 - M5 Nut and Bolt Calibrator

Source: Printables by Isaac Marianovits

The M2 - M5 Nut and Bolt Calibrator is a free printable 3D model from Printables by Isaac Marianovits. Dial in your M2-M5 Nut and Bolt print sizes ! Can be used for other circular or hexagonal objects like heat inserts. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Printables

30 saves Source: Printables Updated 2026-09-26 License: CC-BY · commercial OK Category: 3D Printer

Tags: nut, test, calibration, bolt, size, calibrate, sizing

About this model

Dial in your M2-M5 Nut and Bolt print sizes ! Can be used for other circular or hexagonal objects like heat inserts.

Frequently asked questions

Is this 3D model free to download?: Yes. M2 - M5 Nut and Bolt Calibrator is free to download from Printables. Open it in the free Thinger app, or use the "Download from Printables" link above to open the original listing.
Where is the STL hosted?: The download is hosted by Printables, not by Thinger. We link you directly to the original listing by Isaac Marianovits.
Who made this model?: Designed by Isaac Marianovits, published on Printables. 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.