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4-40 X 5/16" Machine Screws Flat Head Six Lobe Drive Steel Zinc Plated (10000/Pkg.) Brand New
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4-40 X 5/16″ Machine Screws Flat Head Six Lobe Drive Steel Zinc Plated (10000/Pkg.) Brand New

Original price was: $359.46.Current price is: $150.97.

For orders under $150.00, a shipping fee of $12.99 applies.
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SKU: SKHWTA00883 Category: Tag:
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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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