#4-40 X 5/16" Machine Screws | Flat Head | Six Lobe Drive | Steel Zinc Plated (10000/Pkg.)
4.3 (148 items)
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Product details
| Management number | 242054237 | Release Date | 2026/07/19 | List Price | US$125.81 | Model Number | 242054237 | ||
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Engineered for dependable metal-to-metal fastening, this 100-pack of machine screws features flat steel with a durable zinc finish and a Torx Alt drive. Each screw measures 4-40 thread by 5/16" length, perfect for electronics, appliances, mounting brackets, and other precision assemblies.
- Thread size: 4-40
- Length: 5/16" (0.3125")
- Drive type: Torx Alt
- Material: Flat steel
- Finish: Zinc-plated for corrosion resistance
- Quantity: 100 screws
Why choose these machine screws? The zinc-plated flat steel construction delivers strength and durability for everyday fastening tasks, while the Torx Alt drive provides a secure, tamper-resistant fit. Ideal for metal enclosures, chassis, brackets, and equipment that require a strong, vibration-resistant screw.
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