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

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Bestselling 5/16-18 X 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic Usa (50) Eco-friendly [wXy0pWq3]

$21.99 $70.99 -69%

Bestselling 5/16-18 X 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic Usa (50) Eco-friendly [wXy0pWq3] . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured wi

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Bestselling 5/16-18 X 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic Usa (50) Eco-friendly [wXy0pWq3]

Bestselling 5/16-18 X 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic Usa (50) Eco-friendly [wXy0pWq3] . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1/4 to 1 inch is HRC 25-34. On diameters over 1 inch to 1 1/2 hardness will range from 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, 105,000 psi.

What Our Customers Say

February 7, 2026

Absolutely no complaints!

Very stylish and functional.

- Javier M..

February 7, 2026

Absolutely no complaints!

I'm happy with this. It's great.

- Melisa S..

February 7, 2026

Absolutely no complaints!

A great product. I'm happy.

- Deanna V..

Write a Review

You Might Also Like

Discover more great products from our collection.

Maple Bear Beanbag

Maple Bear Beanbag

(609)
$33.99 $108.99 -69%
Center Section DS-BGF 120

Center Section DS-BGF 120

(956)
$94.99 $303.99 -69%
HIP ZIP

HIP ZIP

(131)
$25.99 $83.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY