304 Stainless Steel Butterfly Wing Nuts M3–M12 | 2, 5 & 10 Pack

304 Stainless Steel Butterfly Wing Nuts – Hand-Tighten Convenience in Every Size

These premium 304 stainless steel butterfly wing nuts are the go-to fastening solution for woodworking, DIY projects, machinery assembly, and general hardware tasks. The ergonomic "wing" design lets you tighten and loosen by hand quickly — no tools required — making them ideal for applications that need frequent adjustments or fast removal.

Available in a wide range of metric thread sizes (M3, M4, M5, M6, M8, M10, M12) and convenient pack quantities (2 pcs, 5 pcs, or 10 pcs), you can stock up exactly what you need for the job at hand.

Key Features

• Material: Grade 304 stainless steel — corrosion-resistant, durable, and long-lasting
• Thread Sizes: M3 / M4 / M5 / M6 / M8 / M10 / M12 (DIN 315 standard)
• Color: Silver gray — clean, professional finish
• Pack Options: 2-piece, 5-piece, or 10-piece sets
• Hand-tighten Design: Wide butterfly wings provide a firm, secure grip without any wrenches
• Versatile Use: Perfect for woodworking, furniture assembly, electronics enclosures, DIY crafts, and more
• No High-Concern Chemicals: Safe for handling and general use

Specifications

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Learn more: OSHA guidance on hand and power tools

Frequently Asked Questions

Q: What thread standards do these butterfly wing nuts conform to?

A: These stainless steel butterfly wing nuts are manufactured to the DIN 315 standard and are available in metric thread sizes M3, M4, M5, M6, M8, M10, and M12, making them compatible with a wide range of metric bolts and threaded rods used in woodworking, DIY, and general hardware applications.

Q: Are these wing nuts rust-resistant and suitable for outdoor use?

A: Yes. Made from grade 304 stainless steel, these butterfly wing nuts offer excellent corrosion and rust resistance, making them suitable for both indoor and moderately exposed outdoor environments such as garden furniture assembly, outdoor equipment, and more.

Q: Do I need any special tools to tighten or remove these butterfly wing nuts?

A: No special tools are required. The wide ergonomic wing design allows you to hand-tighten or loosen the nuts quickly and securely, which is ideal for applications requiring frequent adjustments or tool-free assembly and disassembly.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.