Which applications are these screws best suited for?

These M3.5 color aluminum screws are commonly used in RC cars and drones, electronics enclosures, 3D printer frames, laptop and computer case modding, hobby and maker projects, and decorative DIY assemblies where a pop of color adds visual appeal.

M3.5 Hex Socket Pan Head Screws — Color Anodized Aluminum Alloy, Multiple Lengths

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M3.5 Hex Socket Pan Head Screws — Color Anodized Aluminum Alloy, Multiple Lengths

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By HomeDIYer®

Size (Thread Diameter x Lengths): M3.5 x 6 mm

Colors: Jewel Blue

Amount: 1 PCS

Price:

$1.48 USD

Stock:

In stock (500 units), ready to be shipped

Quantity:

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M3.5 Hex Socket Pan Head Screws — Anodized Color Aluminum for Precision DIY Builds

When a standard silver screw just won't cut it — whether you're building a custom RC chassis, modding a PC case, or assembling a 3D printer frame — you need a fastener that's both functional and visually intentional. These M3.5 hex socket pan head screws in anodized aluminum alloy are designed for makers, hobbyists, and engineers who care about every detail of their build.

Each screw features an M3.5 thread diameter and is available in 8 lengths from 6 mm (≈1/4") to 20 mm (≈25/32"), with 10 anodized color options including Jewel Blue, Black, Silver, Gold, Green, Purple, Azure, Peach, Deep Red, and Brownish Orange. The pan head profile provides a wide, low-profile bearing surface, and the hex socket drive accepts a standard 2.5 mm Allen key. Available in quantities of 1, 10, or 20 pieces per order.

Typical use cases include RC car and drone frame assembly, electronics enclosure fastening, 3D printer frame construction, laptop and computer case modding, and decorative DIY projects where color-matched fasteners make a visible difference. These lightweight aluminum screws are a go-to for color-coded builds and weight-sensitive applications.

🔩 Compatibility: Fits standard M3.5 metric tapped holes and threaded inserts (ISO metric thread, typically M3.5 × 0.6 mm pitch). Requires a 2.5 mm hex key. Confirm thread pitch of your receiving part before ordering.

✅ Key Features of These M3.5 Color Aluminum Pan Head Screws

🎨10 Anodized Colors — Choose from Jewel Blue, Black, Silver, Gold, Green, Purple, Azure, Peach, Deep Red, and Brownish Orange for color-coded or decorative builds.
⚖️Lightweight Aluminum Alloy — Significantly lighter than steel fasteners of the same size, making these M3.5 aluminum screws ideal for weight-sensitive RC and drone builds.
🛡️Anodized Corrosion Resistance — The anodized surface layer provides better corrosion resistance than bare aluminum, suitable for indoor and light semi-exposed environments.
📐8 Length Options — Available from 6 mm (≈1/4") to 20 mm (≈25/32") to cover a wide range of panel thicknesses and fastening depths in one product listing.
🔧Hex Socket Pan Head Drive — The recessed hex socket accepts a standard 2.5 mm Allen key, allowing controlled torque application without cam-out in tight spaces.
📦Flexible Quantity Options — Order 1, 10, or 20 pieces per variant to match your project needs, from single replacements to small batch builds.

📐 Technical Specifications — M3.5 Hex Socket Pan Head Aluminum Screws

Thread Diameter	M3.5
Thread Pitch	Typically 0.6 mm (ISO metric standard — confirm with your tapped hole)
Available Lengths	6 mm (≈1/4"), 8 mm (≈5/16"), 10 mm (≈3/8"), 12 mm (≈15/32"), 14 mm (≈9/16"), 16 mm (≈5/8"), 18 mm (≈23/32"), 20 mm (≈25/32")
Head Style	Pan Head (wide, low-profile bearing surface)
Drive Type	Hex Socket (Allen / Hex Key)
Hex Key Size	Typically 2.5 mm (confirm upon receipt)
Material	Aluminum Alloy
Surface Finish	Anodized (color-dyed oxide layer)
Available Colors	Jewel Blue, Green, Gold, Deep Red, Black, Silver, Purple, Peach, Azure, Brownish Orange
Available Quantities	1 PCS, 10 PCS, 20 PCS
Thread Standard	ISO Metric (M-series)
Recommended Use	RC models, drones, electronics enclosures, 3D printer frames, PC case modding, decorative DIY
Country of Origin	See variant options

⚠️ Note: Aluminum alloy screws have lower tensile strength than steel. Do not use in high-load structural applications. Always verify thread pitch compatibility with your receiving part before installation.

❓ Frequently Asked Questions

How do I choose the right length for M3.5 screws?

Generally, the screw length should equal the thickness of the material being fastened plus enough thread engagement in the receiving part — typically 1.5× the thread diameter. For M3.5 screws, that means at least 5–6 mm of thread engagement. For example, if your panel is 4 mm thick, a 10 mm (≈3/8") screw is typically a good starting point. When in doubt, go slightly longer and use a nut or threaded insert with appropriate depth.

How strong are aluminum alloy screws compared to steel?

Aluminum alloy screws are generally lighter and more corrosion-resistant than standard carbon steel screws, but they typically have lower tensile and shear strength. They are well-suited for light-duty fastening in electronics, hobby projects, and decorative assemblies where weight savings and aesthetics matter more than maximum load capacity. For structural or high-vibration applications, stainless steel is generally recommended.

Can these screws be used outdoors or in wet environments?

Anodized aluminum generally offers good corrosion resistance for light outdoor or semi-exposed use. However, for prolonged exposure to harsh weather, saltwater, or heavy moisture, stainless steel fasteners are typically recommended. These screws are best suited for indoor electronics, RC models, and decorative DIY applications where occasional light moisture exposure may occur.

What thread standard do these M3.5 screws follow?

These screws follow the ISO metric thread standard (M3.5, typically with a 0.6 mm pitch). They are compatible with standard M3.5 metric nuts, threaded inserts, and tapped holes conforming to ISO 68-1. Always verify the thread pitch of your receiving part before installation to ensure a proper fit.

What hex key (Allen wrench) size do I need to drive these screws?

M3.5 hex socket pan head screws typically require a 2.5 mm hex key (Allen wrench). We recommend confirming the socket size upon receipt, as manufacturing tolerances can vary slightly between batches. A well-fitting key prevents rounding of the socket.

Are the colors anodized or painted, and will they chip?

The colors are achieved through an anodizing process, which electrochemically integrates the color into the aluminum oxide surface layer. Anodized finishes are generally more durable and scratch-resistant than paint, and they do not add significant thickness to the screw dimensions. Under normal use, the color is unlikely to chip or peel, though heavy abrasion or impact can wear the finish over time.

Which projects are these M3.5 color aluminum screws best suited for?

These screws are commonly used in RC cars and drone frame assembly, electronics enclosures and PCB standoffs, 3D printer frame construction, laptop and computer case modding, hobby and maker projects, and decorative DIY assemblies where color-matched fasteners add a professional or personalized look. They are not recommended for high-load structural applications.

🛒 Select your size, color, and quantity above, then add to cart — ships from our US warehouse.