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All-in-one 5/8-11 X 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic Usa (25) Kit [0UAIDnz6]

$21.99 $70.99 -69%

High-Quality Zinc Plated Hex Cap ScrewsIntroducing our premium 5/8-11 x 3 3/4 Grade 5 Hex Cap Screws, a reliable choice for your industrial and construction needs. These screws are meticulously crafted in the USA from high-quality medium carbon steel

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High-Quality Zinc Plated Hex Cap Screws

Introducing our premium 5/8-11 x 3 3/4 Grade 5 Hex Cap Screws, a reliable choice for your industrial and construction needs. These screws are meticulously crafted in the USA from high-quality medium carbon steel, ensuring superior strength and durability. With their zinc plated finish, they offer excellent corrosion resistance, making them ideal for outdoor applications. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications, guaranteeing consistent quality and performance.
  • High-quality medium carbon steel construction
  • Meets SAE J429 Grade 5 specifications

Technical Specifications and Details

Our Grade 5 Hex Cap Screws are designed with rolled threads for enhanced thread strength and better grip. The typical hardness on diameters 1/4 to 1 inch is HRC 25-34, while diameters over 1 inch to 1 1/2 inches will range from HRC 19-30. This ensures optimal performance and longevity, even under demanding conditions. The tensile strength for diameters 1/4 to 1 inch is a minimum of 120,000 psi, and for diameters over 1 inch to 1 1/2 inches, it is 105,000 psi. These specifications make them suitable for a wide range of applications, from automotive repairs to home improvement projects.
  • Roll-formed threads for enhanced strength
  • Tensile strength up to 120,000 psi

Practical Applications and Benefits

Whether you're a professional tradesperson or a DIY enthusiast, our Grade 5 Hex Cap Screws are the perfect solution for your fastening needs. Their versatility makes them ideal for a variety of applications, including construction, furniture assembly, and metalwork projects. The corrosion-resistant zinc plated finish not only extends the lifespan of the screws but also ensures a clean and professional appearance. With a pack of 25, these screws offer great value for money, allowing you to complete your projects efficiently and effectively.
  • Corrosion-resistant zinc plated finish
  • Excellent for a wide range of applications

What Our Customers Say

January 3, 2026

Absolutely no complaints!

The best in its class I've tried.

- Josephine G..

January 3, 2026

Absolutely no complaints!

A truly excellent piece of kit.

- Diana M..

January 3, 2026

Absolutely no complaints!

Works great, and looks very stylish.

- Graham M..

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