š© A2 Stainless Steel Wing Nuts for Metric Bolts & Screws
Upgrade your hardware kit with these versatile metric wing nuts ā the go-to fastener when you need quick, tool-free assembly. Designed to fit standard metric bolts and screws from M3 up to M12, theyāre ideal for DIY furniture builds, machinery repairs, automotive tinkering, and aroundātheāhome projects. Made from A2 stainless steel, these butterfly nuts resist corrosion and deliver reliable holding power without rust headaches. Whether you're a hobbyist, mechanic, or professional, this multiāsize assortment ensures you always have the right wing nut on hand.
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Key Features of These Metric Butterfly Nuts
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A2 Stainless Steel (304 Grade) ā Excellent corrosion resistance for indoor and covered outdoor use.
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Metric Thread Fit M3āM12 ā Covers the most common metric bolt and screw sizes in one kit.
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Wing / Butterfly Design ā Easy handātightening and loosening; no wrenches needed.
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Hole in Each Wing ā Allows safety wire, a lanyard, or light hanging for extra security.
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Round Head, Unbranded ā Clean, functional look that blends seamlessly into any build.
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New & Ready to Use ā Arrives in original packaging, brand new and never installed.
š Technical Specifications of M3āM12 Wing Nuts
| Material |
A2 Stainless Steel (equivalent to 304) |
| Type |
Wing Nut / Butterfly Nut |
| Measurement System |
Metric |
| Thread Sizes |
M3, M4, M5, M6, M8, M10, M12 |
| Head Style |
Round |
| Drive Style |
Round (handātighten only) |
| Grade |
Grade 2 |
| Holes Per Leaf |
1 |
| Condition |
New ā unused, unopened |
| Country of Origin |
China |
ā Frequently Asked Questions About Metric Wing Nuts
š¹ Will these wing nuts fit standard metric bolts and screws?
Yes. They are manufactured to metric thread standards and fit M3, M4, M5, M6, M8, M10, and M12 sizes ā the most common range found in DIY, furniture, and light machinery.
š¹ Are A2 stainless steel wing nuts rustāresistant?
A2 stainless steel (304 grade) offers excellent corrosion resistance for typical indoor and outdoor environments. They resist surface rust far better than carbon steel, but for saltwater or marine settings, we recommend a higher-grade stainless option.
š¹ Do I need any tools to tighten these butterfly nuts?
No tools required. The wing design is made for handātightening, which gives you fast, convenient adjustments and a secure hold in seconds.
š¹ What is the hole in each wing used for?
Each wing has one hole per leaf, making it easy to thread safety wire, attach a retaining lanyard, or hang very light items. Itās a small detail that adds extra security for vibrationāprone applications.
š¹ How many wing nuts do I get, and which sizes are included?
This is a multiāsize assortment covering M3 through M12. The exact piece count may vary ā please refer to the listing photos and quantity selection for your specific kit breakdown.
