Mechanical Number Counter 3D printable model by jaakkolouhimo

Mechanical Number Counter

Source: Thingiverse by jaakkolouhimo

The Mechanical Number Counter is a free printable 3D model from Thingiverse by jaakkolouhimo. This is a 3-digit push button number counter. You can download the STL file from the original listing below and print it at home.

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69 saves Source: Thingiverse Updated 2026-04-16

Tags: Mechanical, Number, Counter

About this model

This is a 3-digit push button number counter. Fun fidget toy or use it for actual counting. Only non-printed part needed is a 9x35 mm coil spring. You can see all parts in the second picture. This version doesn't have a separate reset function, but I've found the easiest way to reset is by unscrewing the cap 1 rotation, slide number gears towards the cap by finger and turn them. The counter can be turned backwards by pressing the button slightly and turning the first wheel by hand. Tips for smooth function: -Make sure support faces are smooth, especially on mid number wheel and carry gears -Minor sanding of the gears may be needed depending on the quality of print -Add lubricant on the gears if needed -Threads can be stiff at the beginning. Carefully screw and unscrew the cap a couple of t…

Frequently asked questions

Is this 3D model free to download?
Yes. Mechanical Number Counter is free to download from Thingiverse. Click the "Download free STL" button 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 jaakkolouhimo.
Who made this model?
Designed by jaakkolouhimo, 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.

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