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$31.99
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PATIKIL M4-0.7 x 40 mm Wing Butterfly Screw, 10 Pcs 304 Stainless Steel Wing Nuts and Bolts Machine Fastener Thumb Hand Screws for Electronic Equipment DIY Tools, Silver
★★★★★
$31.99
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About this item
- Thread Size: M4 ; Thread Length: 40 mm / 1.56 Inch; Thread Pitch: 0.7 mm / 0.03 Inch; Nut Thickness: 3.2 mm / 0.12 Inch; Flat Washers Size: 1 x 4 mm / 0.04 x 0.16 Inch (Thinkness*Dia); Package Content: 10 Pcs x Wing Butterfly Screws Bolts; 10 Pcs x Hexagonal Nut; 10 Pcs x Flat Washer
- Premium Material: The machine screw fastener is made of polished 304 stainless steel for superior corrosion resistance and long-term durability. Rustproof, durable, long service life, high hardness, not easy to deform. Can be used outdoors in humid environments.
- Ergonomic Design: Butterfly wings provide an enlarged grip surface, enhancing manual torque for effortless tightening and precise adjustment. Precision Thread: Deep, uniform threads ensure even force distribution, preventing slippage or deformation during installation.
- Instruction: Simply insert the wing bolt through the mounting holes and tighten by hand. (Note: Ensure the bolt thread diameter and length match your application requirements. Do not use tools to apply excessive force.)
- Application: Wing bolts are fasteners designed for hand tightening and quick adjustments without tools. used in home and office equipment, industrial settings, electronics and communication devices, musical instruments, machinery, hardware lighting, building bridges, and furniture decoration which require , frequent disassembly, and maintenance.
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What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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