Is this 3D model free to download?

Yes, Parametric UNC Hexagon Head Screw Generator (STEP, Customizable, CNC & 3D Printing) 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 meta-matic, 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.

Parametric UNC Hexagon Head Screw Generator (STEP, Customizable, CNC & 3D Printing)

Source: Thingiverse by meta-matic

The Parametric UNC Hexagon Head Screw Generator (STEP, Customizable, CNC & 3D Printing) is a free printable 3D model from Thingiverse by meta-matic. This is a parametric UNC hexagon head screw model generated using an automated CAD system. You can download the STL file from the original listing below and print it at home.

Open in Thinger (free) Download from Thingiverse

30 saves Source: Thingiverse Updated 2026-09-29 License: CC-BY-SA · commercial OK Category: Decor & Art

Tags: 3D printing, ASME, bolt, customizable, engineering, fastener, generator, hex bolt, hex cap screw, imperial, inch screw, parametric, STEP, UNC

About this model

This is a parametric UNC hexagon head screw model generated using an automated CAD system. Unlike fixed models, this screw is not a one-off design — it can be regenerated with different parameters. Specifications of this model: Thread designation: [X] (1/4-20 through 1-8, UNC coarse series) Length: [X] (1/4″ through 1-1/2″, measured under the head) Thread profile: [X] (helical 60° right-hand thread, or plain shank when thread generation is off) Head: Hexagon, hex cap screw series Standard: Based on ASME B1.1 (thread) and ASME B18.2.1 (head) Use cases: Imperial / inch-based assemblies Retrofit and repair of US-standard machinery Machine frames, jigs and fixtures CNC machinery Mechanical design prototyping --- ⚙️ Generate your own UNC hexagon head screw (any parameters): You can freely adjus…

Frequently asked questions

Is this 3D model free to download?: Yes. Parametric UNC Hexagon Head Screw Generator (STEP, Customizable, CNC & 3D Printing) 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 meta-matic.
Who made this model?: Designed by meta-matic, 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.