
M3 Nuts and Fastener STL Models for 3D Printing
This collection gathers STL files for M3 nuts and related fasteners: hex nut profiles, knobs, matching bolt and screw sets, and mounting adapters. It is useful when you need a printable nut or a grip that fits standard hardware. Check each model page for the dimensions and print settings the author provides. 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: 13.10.2026
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Alle Modelle dieser Sammlung

20 mm nuts and bolts m3 - m16

Knobs, based on: M3, M4, M5, M6, M8, M10 nuts and lock-nuts

M3 Nut (ISO 4032 Style 1)

Screw Set M3 M4 M5 M6 M7 M8 M10, ISO 4017

Construction kit

Knobs for M5 - M4 - M3 nuts

3-sided Wing nuts M3 - M10 for hex nut

KNOB FOR SCREWS AND NUTS M8

Printable Metric Nuts - DIN 934

Hex Nut 1/2-13 UNC

M2 - M22 hex-shaped Nuts (incl. imperial sizes)

TRUCK NUTS 1 "DEEZ NUTZ"

20 mm nuts and bolts m3 - m16

M3 Hex Nut for BLTouch Ender 2 Pro

Complete Metric Bolts M3,4,5,6 LABELED Gridfinity

Mechanical Skull Bolts & Nuts

metric bolt knob set m2 m3 m4 m5 m6 1/4"

1/2-13 protective cap / nut female

3030 T-Slot Nuts - Collection - M4 M5 M6 Threads

Bolt M12x1.75x55mm (M12x1.75x30-100mm) +3 Nuts + Washers

Thumbwheel for M3 standard and nyloc nuts

iPhone Tripod Mount using 3M tape and 1/4-20 nut glued in

M3-M30 Nut Collection DIN 934

Nuts, Screws, Bolts, Low-Strength Hardware

T slot nut m3 square and hex

Long t-nut with 4 holes m3 for mgn9 linear guides

Elongated nuts (M4-M33) DIN 6334

Left / Right / Dual Thread Screws + Nuts

M3 Nuts for 20/20 Misumi type aluminium extrusions

Ender 3 Z-Axis Stepper Motor Mount with M3 Screws/T-nuts

Printable Metric Hex Nut Collection (M3–M12)

Mendel Pulley with 3 captive M3 nuts

Manta MK2 Ender 3 Max Version (4010x2&E3D V6) for M3 Nuts

easy to print 4 mm hex nut and hex bolts

Fun Organizer Kit: Giant Screws and Nuts (Cartoon Style)

All in One Nuts Bolts M3 - M16 ISO 4017 Schrauben Muttern

33 mm X 3 in Lug Nut Cover

M3 -.M6 Thumb Nuts Print in Place

Bolts & Nuts - M20 to M5

Knob for nuts/bolts M3/M4/M5/M6

13/16-20 Clamping Nut Version 2

M4 Metric Nuts

Screws and Nuts
«M3 Nuts and Fastener STL Models for 3D Printing»
The collection mixes functional nuts with parts that use them. Hex nut profiles follow common metric forms, while knobs and wing nuts add a grip for turning by hand. Matching bolt and screw sets provide fasteners in several lengths, and mounts or handles show how a nut can sit inside a printed body. Themed pieces take the same basic shapes in a decorative direction.
Before printing, open the author's page and check the thread size, outer dimensions, whether supports are needed, and whether the model is a solid nut or a shell that accepts a metal insert. Look at the number of parts and whether assembly is needed, plus any listed material and layer settings. Photos of real prints help you judge how the threads and hex flats come out on a desktop 3D printer.
To refine the search, try synonyms such as hex nut, lock nut, wing nut, knob, bolt, screw, and threaded insert. Related topics include metric fastener sets, rail mounts, construction kits, and storage trays for small hardware. Combining a size term with a use case, like a knob or a mount, usually narrows the results faster than a single broad word.
Häufige Fragen
What is the difference between a printable M3 nut and a metal M3 nut?
Do printable nuts need supports?
How do I choose the right size for my project?
Can I scale a printable nut to fit another size?
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