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Christmas Sale 3/4-10 X 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic Usa (80) Solution [W2xwGcol]

$70.99 $227.99 -69%

High-Tensile L9 Hex Cap ScrewsIntroducing the 3/4-10 x 4 L9 Hex Cap Screw, a premium fastener designed for demanding applications. These L9® High Tensile Strength Hex Cap Screws are engineered to withstand high stress and severe service environments.

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Christmas Sale 3/4-10 X 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic Usa (80) Solution [W2xwGcol]

High-Tensile L9 Hex Cap Screws

Introducing the 3/4-10 x 4 L9 Hex Cap Screw, a premium fastener designed for demanding applications. These L9® High Tensile Strength Hex Cap Screws are engineered to withstand high stress and severe service environments. With their exceptional mechanical strength, they offer the highest clamp loads when used with proper tightening methods. Brighton Best takes pride in manufacturing these screws from AISI alloy steels, ensuring superior quality and reliability.
  • High tensile strength for demanding applications
  • Yellow zinc plated for corrosion resistance

Technical Specifications and Features

Each L9® component is crafted from high-grade alloy steel AISI 8640H, using state-of-the-art equipment in the USA. These hex cap screws are rigorously tested to meet ASTM F606 standards for hardness, classification, fit, and elongation. The yellow zinc plating, with a minimum thickness of .0002", provides excellent corrosion resistance, as specified by ASTM B633 Type 2 Class 5 SCI. With a minimum tensile strength of 180,000 psi, these screws are built to last.
  • High-grade alloy steel AISI 8640H for superior strength
  • ASTM F606 certified for quality assurance

Practical Applications and Benefits

Whether you're working on a construction project, automotive repair, or any other high-stress application, the 3/4-10 x 4 L9 Hex Cap Screw is the ideal choice. Its exceptional strength and corrosion resistance make it a reliable and durable solution for various industries. With these screws, you can expect increased performance, longer lifespan, and reduced maintenance costs. Ideal for professionals and DIY enthusiasts alike, these L9® screws are a must-have for any toolbox.
  • Severe service environments - withstands high stress
  • Corrosion resistance - ideal for outdoor use

What Our Customers Say

January 27, 2026

Absolutely no complaints!

This is a superior product, bar none at all.

- Alaina U..

January 27, 2026

Absolutely no complaints!

A purchase that has left me delighted.

- Piper Y..

January 27, 2026

Absolutely no complaints!

A great item. So happy with it all.

- Heidi S..

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