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Hot Item 4-40 X 3/8 Thread Cutting Screws / Phillips / Flat Head Undercut / 18-8 Stainless / Plain / Type 23 Best Choice [reopUnZ3]

$50.99 $163.99 -69%

4-40 X 3/8 Thread Cutting ScrewsIntroducing our premium 4-40 X 3/8 Thread Cutting Screws, designed for exceptional durability and precision. These screws are a perfect choice for a wide range of applications, thanks to their high-quality 18-8 stainle

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4-40 X 3/8 Thread Cutting Screws

Introducing our premium 4-40 X 3/8 Thread Cutting Screws, designed for exceptional durability and precision. These screws are a perfect choice for a wide range of applications, thanks to their high-quality 18-8 stainless steel construction. With their Type 23 thread, these screws offer superior holding power and resistance to corrosion, making them an ideal solution for both indoor and outdoor projects.
  • High-Quality Material: Crafted from 18-8 stainless steel for exceptional strength and corrosion resistance.
  • Superior Thread Quality: Type 23 threads ensure maximum holding power and durability.

Product Specifications

Our 4-40 X 3/8 Thread Cutting Screws are engineered with precise specifications to meet the demands of various projects. Each screw features a Phillips head and flat head undercut, providing easy installation and enhanced grip. The 3/8 inch diameter and 4-40 thread size make them suitable for a wide range of fastening applications.
  • Dimensions: 4-40 thread, 3/8 inch diameter.
  • Head Style: Phillips and flat head undercut for versatile installation options.
These screws are plain and come in bulk quantities, making them perfect for professional contractors and DIY enthusiasts alike.

Practical Applications and Benefits

Our 4-40 X 3/8 Thread Cutting Screws are versatile and practical for a multitude of uses. Whether you're working on home improvement projects, assembling furniture, or building custom fixtures, these screws provide the reliability you need. Their corrosion-resistant properties ensure long-lasting performance in various environments.
  • Indoor and Outdoor Use: Ideal for both indoor and outdoor projects due to their corrosion resistance.
  • Wide Range of Applications: Suitable for fastening various materials, including wood, plastic, and metal.
Don't settle for anything less than the best. Choose our high-quality 4-40 X 3/8 Thread Cutting Screws for all your fastening needs.

What Our Customers Say

January 2, 2026

Absolutely no complaints!

A very smart and a useful piece of modern tech.

- Manon R..

January 2, 2026

Absolutely no complaints!

It’s a very smart and exceptionally so great-made gadget.

- Pryderi T..

January 2, 2026

Absolutely no complaints!

An excellent item that I value very highly indeed.

- Efa B..

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