20-Pack 6#-32 Flat Head Screws – PC Case & Water Cooling Fan
20-Pack 6#-32 Flat Head Screws – PC Case & Water Cooling Fan
20-Pack 6#-32 Carbon Steel Flat Head Screws for PC Case & Water Cooling Systems
Keep your build secure and tidy with these durable carbon steel flat head screws — purpose-built for PC case assembly, water cooling fans, radiators, video cards, hard drives, keyboards, memory modules, and motherboards. Each screw features a 6#-32 (M3.5) thread, making them a reliable standard fit for most desktop and laptop computer components and liquid cooling setups.
Whether you're doing a full custom water cooling build or simply replacing lost case screws, this 20-piece pack gives you everything you need to get the job done right.
Key Features
- Material: High-quality carbon steel — strong, durable, and corrosion-resistant
- Thread Size: 6#-32 (3.4mm diameter) — standard fit for most PC cases and cooling systems
- Screw Length: Approx. 30mm / 1.18in (excluding head)
- Thread Length: Approx. 8mm
- Head Type: Flat head — low-profile, flush-mount design
- Quantity: 20 screws per pack
- Compatibility: PC case fans, water cooling radiators, video cards, hard drives, keyboards, memory, and motherboards
Specifications
| Material | Carbon Steel |
| Thread Standard | 6#-32 |
| Thread Diameter | 3.4mm |
| Overall Size | 6#-32 x 30mm (approx. 1.18in) |
| Thread Length | Approx. 8mm |
| Quantity | 20 PCS |
| Country of Origin | Made in Mainland China |
What's in the Box?
- 20 x 6#-32 Carbon Steel Flat Head Screws
Note: Please allow a slight 0–1mm variance due to manual measurement. Actual color may vary slightly depending on monitor settings and lighting conditions.
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Frequently Asked Questions
Q: What thread size are these PC case screws?
A: These screws use a 6#-32 thread standard with a 3.4mm diameter, which is one of the most common thread sizes for desktop PC case components including fans, radiators, hard drives, and motherboards.
Q: Are these screws compatible with water cooling radiators and fans?
A: Yes — the 6#-32 thread size is specifically designed to fit standard PC water cooling fans, radiators, and case mounting points. They are also compatible with hard drives, keyboards, memory brackets, and motherboard standoffs in most PC cases.
Q: What material are these screws made from?
A: These screws are made from high-quality carbon steel, providing excellent strength and durability for long-lasting use inside your PC build or cooling system.
Q: How many screws come in each pack?
A: Each pack includes 20 flat head screws, giving you plenty of spares for a full build or component replacement.
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.