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Just In Jfast 3720mwwb - 3/8-16x1 1/4 Serrated Hex Flanged Washer Indented Full Thread Scr Black Oxide, Case Quantity: 600 - Priority Shipping [HdevcD45]

$50.99 $163.99 -69%

JFAST 3720MWWB - High-Quality Fasteners The JFAST 3720MWWB is a top-tier fastener designed for exceptional performance and durability. This product is a part of our Serrated Hex Flange Screws category, renowned for its robust construction and reliabl

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Just In Jfast 3720mwwb - 3/8-16x1 1/4 Serrated Hex Flanged Washer Indented Full Thread Scr Black Oxide, Case Quantity: 600 - Priority Shipping [HdevcD45]

JFAST 3720MWWB - High-Quality Fasteners

The JFAST 3720MWWB is a top-tier fastener designed for exceptional performance and durability. This product is a part of our Serrated Hex Flange Screws category, renowned for its robust construction and reliable service. With a 3/8-16 thread size and a length of 1 1/4", this fastener is perfect for a wide range of applications where strength and precision are paramount.

Key Features and Specifications

The JFAST 3720MWWB boasts several impressive features that set it apart from the competition. It features a Hex Washer Head design, which provides a secure grip and minimizes the risk of loosening over time. The Unslotted drive style allows for easy installation and removal, even in tight spaces. With a head diameter of 9/16" and head height ranging from 0.307 to 0.331, this fastener offers optimal strength and stability. Additionally, the full thread design ensures maximum holding power and prevents thread stripping.

Applications and Benefits

The versatile JFAST 3720MWWB is ideal for a variety of industrial and construction projects. Its black oxide finish not only enhances the appearance but also provides excellent corrosion resistance, ensuring long-lasting performance in harsh environments. The product is RoHS compliant, making it a safe and eco-friendly choice. With a case quantity of 600, you can rest assured that you'll have an ample supply to meet your needs. This fastener is a must-have for any professional looking to elevate their project's quality and efficiency.

What Our Customers Say

January 26, 2026

Absolutely no complaints!

An outstanding tool. Very handy.

- Arawn Q..

January 26, 2026

Absolutely no complaints!

This is an impressive and clever gadget.

- Pascoe H..

January 26, 2026

Absolutely no complaints!

The performance is nothing short of amazing.

- Astrid G..

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