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

Your Shopping Bag

Your bag is empty

Subtotal $0.00
Shipping Calculated at checkout
Continue Shopping

Top Pick Bulk 1/4"-20 Unc Hex Cap Screws (coarse Thread, 316 Marine Grade Stainless Steel) Massive 75% Savings [4upkL19w]

$35.99 $115.99 -69%

Bulk 1/4"-20 UNC Hex Cap Screws Elevate your fastening needs with our Bulk 1/4"-20 UNC Hex Cap Screws, designed for durability and reliability. Crafted from premium 316 (A4) marine-grade stainless steel, these screws are engineered to withstand harsh

Secure Shopping

100% Safe Guarantee

Free Shipping

On orders over $30

Money-Back

30-Day Guarantee

Top Pick Bulk 1/4"-20 Unc Hex Cap Screws (coarse Thread, 316 Marine Grade Stainless Steel) Massive 75% Savings [4upkL19w]

Bulk 1/4"-20 UNC Hex Cap Screws

Elevate your fastening needs with our Bulk 1/4"-20 UNC Hex Cap Screws, designed for durability and reliability. Crafted from premium 316 (A4) marine-grade stainless steel, these screws are engineered to withstand harsh environments, making them ideal for marine, industrial, and outdoor applications. With their superior corrosion resistance, they are the perfect choice for projects exposed to moisture, salt, and chemicals.

Key Product Features

Our 1/4"-20 UNC Hex Cap Screws offer a range of essential features that set them apart from other fasteners.
  • High-Quality Material: 316 (A4) marine-grade stainless steel ensures maximum corrosion resistance and longevity.
  • Coarse Thread: The coarse thread design provides secure fastening and increased grip.
  • Robust Construction: High tensile strength guarantees durability in extreme conditions.
These screws also come with a natural stainless steel finish, offering a sleek and professional appearance without the need for additional coatings.

Applications and Benefits

Ideal for a variety of industries and applications, our bulk 1/4"-20 UNC Hex Cap Screws are a versatile solution for professionals.
  • Marine and Offshore Projects: Perfect for shipbuilding, docks, and saltwater environments.
  • Chemical Processing: Resists harsh chemicals and high-corrosion conditions, suitable for chemical plants and industrial processing.
  • Outdoor Use: Withstands weather exposure and high-stress applications, making them ideal for outdoor structures and heavy machinery.
By choosing our screws, you can ensure your projects are built to last, with the added benefit of bulk purchasing advantages like cost savings and consistent quality.

What Our Customers Say

January 28, 2026

Absolutely no complaints!

The product is very easy to store and doesn't take up much space.

- Quincy R..

January 28, 2026

Absolutely no complaints!

It feels premium in every way.

- Timothy Walker.

January 28, 2026

Absolutely no complaints!

I have found this to be extremely dependable.

- RegularJoe.

Write a Review

You Might Also Like

Discover more great products from our collection.

Swivel Rocker Dining Arm Chair

Swivel Rocker Dining Arm Chair

(373)
$94.99 $303.99 -69%
R88M-G1K520T-BS2 Omron

R88M-G1K520T-BS2 Omron

(859)
$69.99 $223.99 -69%
Upgrade - 85X to Centurion

Upgrade - 85X to Centurion

(45)
$29.99 $95.99 -69%
Numero 121 Nebbia

Numero 121 Nebbia

(200)
$33.99 $108.99 -69%

Copyright 2026 © mappa-mercia.org

VISA
PayPal
Stripe
Mastercard
CASH ON DELIVERY