✨ Christmas Special: Get 35% OFF your first order. ✨

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Multi-purpose 5/8-11 X 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (10) - Act Fast [4GPyphJZ]

$23.99 $76.99 -69%

High-Quality Yellow Zinc Plated Hex Cap ScrewsIntroducing our premium 5/8-11 x 8 Grade 8 Hex Cap Screws, a reliable and durable solution for all your fastening needs. These screws are meticulously crafted in the USA from high-quality medium carbon al

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Multi-purpose 5/8-11 X 8 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic Usa (10) - Act Fast [4GPyphJZ]

High-Quality Yellow Zinc Plated Hex Cap Screws

Introducing our premium 5/8-11 x 8 Grade 8 Hex Cap Screws, a reliable and durable solution for all your fastening needs. These screws are meticulously crafted in the USA from high-quality medium carbon alloy steel, ensuring superior strength and longevity. With a yellow zinc plated finish, these screws offer excellent corrosion resistance, making them ideal for both indoor and outdoor applications. Our commitment to quality is reflected in every detail, from the precision manufacturing to the stringent adherence to SAE J429 Grade 8 specifications.
  • Domestic USA Manufacturing: Our screws are proudly made in the USA, guaranteeing the highest standards of quality and craftsmanship.
  • Corrosion Resistance: The yellow zinc plated coating provides excellent resistance to rust and corrosion, ensuring long-lasting performance.

Technical Specifications and Features

These Grade 8 hex cap screws are available in diameters ranging from 1/4 to 1 1/2 inches, meeting or exceeding SAE J429 Grade 8 specifications. For diameters over 1 1/2 inches, they meet or exceed ASTM A354 Grade BD. All materials are manufactured with rolled threads for maximum strength and reliability. The yellow zinc plated finish meets or exceeds ASTM F1941 standards, ensuring a durable and long-lasting protective layer. With typical hardness ranging from HRC 33-39 and tensile strength of at least 150,000 psi for diameters 1/4 to 2 1/2 inches, these screws are designed to withstand the toughest conditions.
  • Material Specifications: SAE J429 Grade 8 for diameters 1/4 to 1 1/2 inches, ASTM A354 Grade BD for diameters over 1 1/2 inches.
  • Thread Quality: Rolled threads for enhanced strength and durability.

Practical Applications and Benefits

Our Grade 8 hex cap screws are the perfect choice for a wide range of applications, from construction and manufacturing to automotive and aerospace industries. Their superior strength and corrosion resistance make them ideal for use in harsh environments. Whether you're assembling furniture, building structures, or repairing machinery, these screws provide the reliability and durability you need. With a pack of 10, they offer great value for your money and are sure to become a staple in your toolbox. Trust in the quality and performance of our 5/8-11 x 8 Grade 8 Hex Cap Screws for all your fastening requirements.
  • Wide Range of Applications: Suitable for construction, manufacturing, automotive, and aerospace industries.
  • Value for Money: Pack of 10 screws for great value and convenience.

What Our Customers Say

February 2, 2026

Absolutely no complaints!

A very nice and exceptionally well-made item.

- Shelby S..

February 2, 2026

Absolutely no complaints!

The best I have ever used. No doubt.

- Kiana Q..

February 2, 2026

Absolutely no complaints!

It’s a very sound and well-constructed tool.

- Jessica U..

Write a Review

You Might Also Like

Discover more great products from our collection.

SCS MP2 Solar Charging Sight

SCS MP2 Solar Charging Sight

(81)
$49.99 $159.99 -69%
The Pines Pattern

The Pines Pattern

(100)
$31.99 $102.99 -69%
JR Tapas Tray

JR Tapas Tray

(636)
$52.99 $169.99 -69%
Garten kit 80cm 230V M35

Garten kit 80cm 230V M35

(732)
$29.99 $95.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY