工具・機材

Bolts and Nuts STL Models for 3D Printing

This collection gathers 3D models of bolts, nuts and washers, together with the boxes, drawers and jigs that keep them organised. It covers metric and imperial sets, parametric generators and a few decorative builds. The files are made for 3D printing, so scale and thread detail matter more than the thumbnail. 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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選定基準：Polyzon編集部 · 本文の更新日：2026年10月11日

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«Bolts and Nuts STL Models for 3D Printing»

Sets built around one thread standard are the most common: metric and imperial bolts, nuts and washers that follow a fixed size range. Parametric files sit next to them, letting you enter a diameter and pitch instead of choosing from a list. A third group is storage — modular drawers, trays and tool boxes sized around the hardware. Decorative pieces use bolt and nut shapes as ornament rather than as fasteners.

On the author's page, check the stated diameter and pitch, the number of parts, and whether the model is one piece or an assembly. Look at how the thread is drawn: a coarse printable profile behaves differently from a sharp, true-to-standard one. Read the material and settings the author lists, and study photos of real prints to see how the threads came out. For small threads, nozzle size and print speed often matter as much as the model itself.

If a search returns too much, narrow it by thread standard or by the part you need — bolt, nut, washer, threaded rod or insert. Synonyms help: screw, fastener, hex head, socket cap, wing nut. Related topics include jigs and thread gauges, sorting trays for hardware, printer frame hardware, and repair parts for furniture or machines. Searching by the size range you actually use is faster than browsing a general hardware collection.

FAQ

よくある質問

What is the difference between a printed bolt and a printed nut?
A bolt model usually includes a head and a threaded shaft, while a nut is a single threaded body, often hex-shaped. Both are printed as separate parts and are normally modelled to the same thread standard so they fit together.
Do printed threads need supports?
It depends on orientation: threads printed vertically inside a nut need none, while a horizontal bolt shaft may need them under the overhangs. The author's page often states the intended orientation.
How do I match a printed part to real hardware?
Check the pitch and diameter on the model page and measure your existing screw with a caliper or thread gauge. Printed threads often need a little clearance, so a short test print helps before committing to a full part.
Can I change the size of a bolt or nut model?
Parametric files allow it directly; with a fixed mesh, uniform scaling also changes the thread pitch, so the part may no longer match standard hardware. Check whether the author provides several sizes in one file.
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