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Premium 1/4"-20 X 1/2" Machine Screws Indented Hex Washer Head Steel Zinc Plated (3000/Pkg.)
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Premium 1/4″-20 X 1/2″ Machine Screws Indented Hex Washer Head Steel Zinc Plated (3000/Pkg.)

Original price was: $315.94.Current price is: $132.69.

For orders under $150.00, a shipping fee of $12.99 applies.

SKU: SKHWTA00EIN Category: Tag:
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Secure, durable, and corrosion-resistant, these Machine Screws Unslotted Indented Hex Washer Zinc Plated 1/4-20 x 1/2 raise the standard for metal fastening in assemblies and enclosures. Built with rugged steel, they feature a built-in washer for load distribution and an indented hex (Allen) drive for reliable tightening without slippage.

    Thread size: 1/4-20 UNC

    Length: 1/2 in

    Drive type: Internal hex (Allen), unslotted

    Head style: Indented hex washer head with built-in washer

    Finish: Zinc plated for corrosion resistance

    Material: Steel

Applications include securing panels, enclosures, machinery components, and electronics housings where a compact, high-strength fastener is required.

    High load distribution thanks to the washer under the head, reducing pull-through in softer materials

    Corrosion resistance suitable for indoor environments and typical shop settings

    Easy installation with a hex key or Allen driver

Tips: Use in tapped holes designed for 1/4-20 threads; avoid over-tightening to prevent stripping.

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