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Ultimate 7/8-9 X 3 Grade 5 Hex Cap Screw Plain Domestic Usa (55) Accessory [B4HLdtmJ]

$45.99 $147.99 -69%

High-Quality Grade 5 Hex Cap ScrewsWelcome to our premium collection of 7/8-9 x 3 Grade 5 Hex Cap Screws. These screws are meticulously crafted in the USA, using high-quality medium carbon steel. Our Grade 5 material surpasses SAE J429 Grade 5 specif

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High-Quality Grade 5 Hex Cap Screws

Welcome to our premium collection of 7/8-9 x 3 Grade 5 Hex Cap Screws. These screws are meticulously crafted in the USA, using high-quality medium carbon steel. Our Grade 5 material surpasses SAE J429 Grade 5 specifications, ensuring durability and reliability. Each screw features rolled threads for enhanced grip and longevity. Our products are designed to meet the highest industry standards, making them the perfect choice for various applications.
  • USA Manufacturing: Proudly made in the USA for superior quality and craftsmanship.
  • Grade 5 Material: Meets or exceeds SAE J429 Grade 5 specifications for superior strength and durability.

Technical Specifications and Details

Our 7/8-9 x 3 Grade 5 Hex Cap Screws are engineered to provide exceptional performance. Typical hardness on diameters 1/4 to 1 inch ranges from HRC 25-34, while diameters over 1 inch to 1 1/2 feature a hardness of HRC 19-30. 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, it's 105,000 psi. These specifications make our screws ideal for demanding applications where strength and reliability are paramount.
  • Hardness: Varies from HRC 25-34 for diameters 1/4 to 1 inch and HRC 19-30 for diameters over 1 inch to 1 1/2.
  • Tensile Strength: Minimum of 120,000 psi for diameters 1/4 to 1 inch and 105,000 psi for diameters over 1 inch to 1 1/2.

Practical Applications and Benefits

Whether you're a professional tradesperson or a DIY enthusiast, our Grade 5 Hex Cap Screws are an essential tool for a wide range of projects. Their exceptional strength and durability make them ideal for construction, machinery assembly, and other heavy-duty applications. By choosing our screws, you're not just investing in quality, but also in the peace of mind that comes with knowing your projects will withstand the test of time.
  • Wide Range of Applications: Suitable for construction, machinery assembly, and various heavy-duty projects.
  • Reliability: Ensures that your projects are completed with the highest level of quality and performance.

What Our Customers Say

December 30, 2025

Absolutely no complaints!

A very high-quality feel.

- Quinn W..

December 30, 2025

Absolutely no complaints!

Very happy with the item.

- Beverly N..

December 30, 2025

Absolutely no complaints!

I love the simple, clean design.

- Griffin Q..

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