3D Print Chicago Screws Generator

Generate printable male/female Chicago screw sets for leather, straps, and assemblies.

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3D Print Chicago Screw Examples

See what you can print with the 3D Print Chicago Screw Generator. This male and female screw set was printed in white PLA for lightweight assemblies, straps, and prototype fasteners.

3D printed Chicago screw parts in white PLA

Materials used:

  • White PLA filament

Frequently Asked Questions

Yes. The 3D Print Chicago Screw Generator is 100% free with no limits, no watermarks, and no trial period. Generate and download as many files as you want, free forever.

Free printable Chicago screw set generator with male and female parts for straps and assemblies. Adjust the settings, preview your design in real time, and download a ready-to-make file in seconds.

It exports STL files for 3D printing, and multi-colour 3MF files where multiple parts or colours are involved. Files are generated instantly in your browser.

3D printers via slicers such as Bambu Studio, PrusaSlicer, OrcaSlicer, and Cura, with 3MF files carrying colour data for multi-colour prints.

You can use PLA, PETG, ABS, TPU, and any filament your printer supports for 3D printing. The generated files are standard formats compatible with any material your machine can handle.

No account or sign-up is required for the 3D Print Chicago Screw Generator. It runs entirely in your browser, your designs never leave your device, and there is nothing to install.

Yes. A commercial license is included, so you can sell products made with the 3D Print Chicago Screw Generator on Etsy, Amazon Handmade, Shopify, at craft fairs, or anywhere else. Attribution is appreciated but not required.

Visit the MyLaserTools Learning Center for a step-by-step 3D Print Chicago Screw Generator guide, plus material tips and file-format help for laser cutting, CNC, and 3D printing. The guides walk you through every setting and how to prepare your files for your machine.

Open the 3D Print Chicago Screw Generator guide

How To Use

1

Set shank diameter and male/female lengths for your target material stack thickness.

2

Adjust head and female body diameters to match your style and required cap support area.

3

Tune thread pitch, thread depth, and clearance for your printer/material fit.

4

Switch units as needed and inspect both male and female parts while tuning dimensions.

5

Export STL or 3MF, then test-print both parts to validate thread engagement.

Need print/material tips? Visit the MyLaserTools Learning Center.

About

This free 3D print Chicago screw generator lets you create custom male and female Chicago screws, also called sex bolts or binding posts, for leathercraft prototypes, straps, belts, holsters, bookbinding mockups, packaging samples, and cosplay hardware. You can tune shank diameter, male length, female length, cap size, thread pitch, and fit clearance to match a specific material stack and printer setup.

Because Chicago screws often need application-specific lengths, printable prototypes are a fast way to test proportions and assembly before buying metal hardware or committing to production. Export STL or 3MF files, open them in PrusaSlicer, Bambu Studio, Cura, or OrcaSlicer, and dial in thread engagement for decorative, mockup, or light-duty fastening use.