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Combination Lock Box and Hidden Compartment 3D Models

This collection gathers 3D printing projects built around lock boxes, hidden compartments and small everyday objects. It covers both working mechanisms and decorative pieces, so you can pick a project by how much assembly and tuning you want. Every entry is an STL file meant for a 3D printer at home or in a workshop. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

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Auswahlregeln: Polyzon-Redaktion · Text aktualisiert: 12.10.2026


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«Combination Lock Box and Hidden Compartment 3D Models»

The largest group is containers: combination lock boxes, cryptex-style dials, diversion boxes shaped like junction boxes and coin sorters. These differ mainly in how the mechanism works, since some use rotating discs, others a sliding latch, and some are simply a hollow body with a lid. A second group is small print-in-place parts such as keychains and slider fidgets, where the movement comes from clearances rather than separate pieces. Kitchen trays, spoon and fork drying racks with drainage holes, and character busts or wall art make up the rest.

On the author's model page, look first at the stated dimensions and scale, because a box that looks compact on screen can be far larger once scaled to fit a coin or a key. Check how many parts the file contains and whether the mechanism is printed assembled or glued afterwards. For moving parts, read the clearance and layer height the author lists, and note the material and settings used. Photos of real prints show how the dials, hinges and drainage holes actually come out.

To widen the search, try the terms people use for the same object: stash box, hiding box, key holder, cryptex, puzzle box, or print-in-place mechanism. Related topics worth opening include desk organizers, coin trays, drainage racks, and figurine or bust collections. If you want a specific theme, combine a mechanism word with a shape word, for example box with hinge, or slider with keyring.

FAQ

Häufige Fragen

What should I check before printing a combination lock box?
Look at the number of parts, the stated clearances between the dial and the body, and the layer height the author recommends. A model with separate discs and a lid usually needs more assembly than one printed as a single body.
How do print-in-place mechanisms work?
The moving parts are printed with a small gap between them, so they come off the plate already able to slide or rotate. That gap depends on your printer's accuracy and on the layer height, so the author's notes matter more than usual.
Which search terms find hidden compartment models?
Try stash box, hiding box, diversion box, key holder or puzzle box, often combined with a shape such as junction box or book. Adding the word STL or 3D print narrows the results.
Do decorative busts and wall art need supports?
It depends on the overhangs and on how the model is split. Check the author's photos and notes for the orientation used, and whether the piece is printed in one part or in several.

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