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Handcrafted 9/16-18 X 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (25) Full Package [uHmBpXUK]

$20.99 $67.99 -69%

High-Quality Grade 8 Hex Cap Screws Introducing the Handcrafted 9/16-18 X 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (25) Full Package [uHmBpXUK], a top-tier fastener designed for durability and reliability. These screws are crafted in the USA, ensuring superior quality an

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Handcrafted 9/16-18 X 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (25) Full Package [uHmBpXUK]

High-Quality Grade 8 Hex Cap Screws

Introducing the Handcrafted 9/16-18 X 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (25) Full Package [uHmBpXUK], a top-tier fastener designed for durability and reliability. These screws are crafted in the USA, ensuring superior quality and craftsmanship. Made from medium carbon alloy steel, they offer exceptional strength and resistance to corrosion, making them ideal for a wide range of applications.

Superior Specifications and Features

Our Grade 8 Hex Cap Screws meet or exceed industry standards, including SAE J429 Grade 8 specifications for diameters up to 1 1/2 inches, and ASTM A354 Grade BD for diameters over 1 1/2 inches. The yellow zinc plating provides excellent corrosion resistance, while the rolled threads ensure a precise fit and secure installation. Key features include:

  • Domestic USA Manufacturing: Ensures top-quality and reliable performance.
  • Corrosion Resistance: Yellow zinc plating for extended life in harsh environments.

Practical and Versatile Applications

These Grade 8 Hex Cap Screws are versatile and suitable for a variety of applications, from automotive and industrial to construction and DIY projects. Their high tensile strength, ranging from a minimum of 150,000 psi for diameters 1/4 to 2 1/2 inches, to 140,000 psi for diameters over 2 1/2 inches, ensures they can withstand heavy loads and demanding conditions. Whether you need to secure components in machinery or build robust structures, these screws are the perfect choice.

What Our Customers Say

February 2, 2026

Absolutely no complaints!

It works exceptionally well.

- Eileen K..

February 2, 2026

Absolutely no complaints!

Very intuitive and works like a dream.

- Ryan Q..

February 2, 2026

Absolutely no complaints!

A very well-designed and useful product.

- Titus N..

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