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3D Models of Knives: Fidget, Utility and Hobby

This collection gathers STL models for knives that range from fidget and butterfly designs to utility and hobby blades. It helps you find a printable shape, then compare how each author expects it to be assembled and printed. Polyzon does not confirm whether models are free, their price, license, official status, affiliation, safety or fitness. Check the current terms at the source.

このコレクションの本文は英語で書かれています。検索自体はどの言語でも使えます。

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このコレクションは、Polyzonが対応サイトの検索結果をもとに作成しています。重複やプレビューのないモデルは除外し、関連性の低いものは後ろに回し、それ以外は検索結果の順に並べています。モデルの権利は各作者にあります。利用条件は各モデルのページでご確認ください。

選定基準:Polyzon編集部 · 本文の更新日:2026年10月10日


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«3D Models of Knives: Fidget, Utility and Hobby»

The reference shows several families: fidget and gravity knives, butterfly or balisong-style models, karambit shapes, OTF-style fidget knives, and utility or hobby knife forms. Some are built as toys with moving parts, while others are closer to a cutting tool or a desk accessory. The differences lie in part count, pivot or screw use, and whether the model is meant to be handled or used as a prop.

When choosing a model, read the author's notes on size and scale, the number of parts, and how the pieces join. Check whether supports are needed, which material and settings the author lists, and whether photos of real prints are included. For moving knives, the pivot, pin or screw arrangement and the clearance between parts matter more than the outer shape.

To refine the search, try synonyms and related terms such as balisong, butterfly, karambit, gravity knife, OTF, utility knife, box cutter, and hobby knife. You can also search by function, like fidget toy, desk toy, or prop, and by construction, like print-in-place or no-screw assembly. Combining a knife style with a mechanism often narrows the results faster than a single broad word.

FAQ

よくある質問

What is the difference between a butterfly knife and a balisong model?
Butterfly and balisong are often used for the same style of folding knife with two handles that rotate around a pivot. In 3D printing, the difference usually comes down to the author's naming and the mechanism they chose.
Do these knife models need screws or other hardware?
Some designs are made to print as one piece or to use printed pins, while others call for screws, rods or springs. Check the parts list and assembly notes on the model page before printing.
What should I check before printing a fidget knife?
Look at the recommended scale, the clearance between moving parts, and the material and settings the author lists. Photos of real prints can show how the mechanism behaves after assembly.
How can I find a different knife style?
Search with related terms such as karambit, OTF, gravity knife, utility knife or box cutter. You can also combine a style with a mechanism, like print-in-place or fidget, to narrow the results.

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