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Special Offer 5/8-11 X 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic Usa (200) Shop The Look [MuSfJ180]

$60.99 $195.99 -69%

5/8-11 x 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USAIntroducing the L9® High Tensile Strength Hex Cap Screw, a premium fastening solution designed for high-stress, severe service environments. This yellow zinc-plated screw, manufactured do

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Special Offer 5/8-11 X 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic Usa (200) Shop The Look [MuSfJ180]

5/8-11 x 1 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA

Introducing the L9® High Tensile Strength Hex Cap Screw, a premium fastening solution designed for high-stress, severe service environments. This yellow zinc-plated screw, manufactured domestically in the USA, offers unparalleled strength and durability. With its 180,000 psi minimum tensile strength, it stands as the highest mechanical strength off-the-shelf fastening system available. Its special features, including precise torque-tension control, ensure optimal clamp loads when used with proper tightening methods. The Brighton Best brand is synonymous with quality, and this L9® bolt is no exception.
  • High tensile strength for maximum durability
  • Yellow zinc plating for corrosion resistance
  • Domestic USA manufacturing for quality assurance

Product Specifications and Technical Details

Crafted from AISI 8640H high-grade alloy steel, the L9® Hex Cap Screw is engineered to meet the most stringent standards. Each screw undergoes rigorous testing to meet ASTM F606 standards for hardness, classification, fit, and elongation. The yellow zinc plating, with a minimum thickness of .0002", is applied according to ASTM B633 Type 2 Class 5 SCI specifications, ensuring long-lasting protection against corrosion. With these specifications, you can trust that the L9® Hex Cap Screw is not only strong but also reliable.
  • AISI 8640H high-grade alloy steel construction
  • ASTM F606 compliance for quality assurance
  • Yellow zinc plating for enhanced corrosion resistance

Practical Applications and Benefits

The L9® Hex Cap Screw is an ideal choice for a wide range of applications where strength and reliability are paramount. Whether you're working on a construction project, automotive repairs, or any other demanding environment, this screw delivers the performance you need. Its high tensile strength and corrosion resistance make it suitable for use in both indoor and outdoor conditions. With its domestic manufacturing and adherence to strict quality standards, the L9® Hex Cap Screw is the go-to choice for professionals who demand the best.
  • Optimal for high-stress, severe service environments
  • Corrosion-resistant for long-lasting performance
  • Domestic manufacturing for quality and reliability

What Our Customers Say

January 23, 2026

Absolutely no complaints!

I'm very happy with the durability; it has held up beautifully.

- Durable_Dan.

January 23, 2026

Absolutely no complaints!

The product is a very good value for the money.

- Ellianna V..

January 23, 2026

Absolutely no complaints!

It's a very polished product, from the packaging to the performance.

- Polished_Paul.

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