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Versatile Bulk #4-40 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (a4) Limited Time 85% Off [KMOo5FTB]

$30.99 $99.99 -69%

Versatile Bulk #4-40 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (a4) Limited Time 85% Off [KMOo5FTB]Premium Marine-Grade Fasteners for Corrosive EnvironmentsUpgrade your projects with our high-quality #4-40 Stainless Steel 316 Button Socket Cap Screws, now available in bulk

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Versatile Bulk #4-40 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (a4) Limited Time 85% Off [KMOo5FTB]

Versatile Bulk #4-40 Stainless Steel 316 Button Socket Cap Screws - Marine Grade (a4) Limited Time 85% Off [KMOo5FTB]

Premium Marine-Grade Fasteners for Corrosive Environments

Upgrade your projects with our high-quality #4-40 Stainless Steel 316 Button Socket Cap Screws, now available in bulk quantities at competitive prices. Crafted from marine-grade 316 (A4) stainless steel, these screws offer superior corrosion resistance, making them ideal for applications in saltwater environments, chemical processing, and outdoor constructions.

Featuring a low-profile button head design, these screws are perfect for installations where space is limited and aesthetics are important. With our bulk supply and wholesale options, businesses can benefit from significant cost savings on high-quality fasteners.

Benefits of Marine-Grade Button Socket Cap Screws

  • Superior Corrosion Resistance: Made from 316 stainless steel, these screws resist rust and corrosion even in harsh environments.
  • Low-Profile Design: The button head offers a reduced head height, ideal for tight spaces.
  • Durable and Reliable: Designed to withstand extreme conditions, ensuring long-lasting performance.
  • Easy Installation: Compatible with hex keys for straightforward assembly and disassembly.

Why Choose Our Bulk Marine-Grade Screws?

  • Bulk Pricing: Enjoy volume discounts suitable for businesses and large-scale projects.
  • Marine-Grade Quality: Constructed from 316 (A4) stainless steel for maximum durability.
  • Precision Fit: Designed for use with a 1/16" hex key for accurate and secure assembly. Hex keys available here.
  • Versatile Applications: Ideal for marine hardware, outdoor fixtures, and any environment where corrosion resistance is critical.

Product Specifications

  • Size: #4
  • Thread Count: 40 TPI (Threads Per Inch) - Coarse Thread
  • Thread Type: Fully Threaded
  • Drive Type: Requires 1/16" Hex Key
  • Head Type: Button Head Socket Cap
  • Material: Marine-Grade 316 (A4) Stainless Steel
  • Standards Compliance: Meets ASME B18.3 specifications

Complementary Products

Order in Bulk and Secure Your Projects

Optimize your inventory and reduce costs by ordering our #4-40 stainless steel 316 button socket cap screws in bulk. Monster Bolts offers exceptional support for both individual and B2B customers, ensuring you have the high-quality fasteners you need when you need them.

✔️ Trusted by professionals in marine, chemical, and outdoor industries

✔️ Fast shipping and excellent customer service

What Our Customers Say

January 29, 2026

Absolutely no complaints!

This product is a clear winner. So happy with this choice.

- Alaina K..

January 29, 2026

Absolutely no complaints!

It's a very elegant piece of equipment that works beautifully.

- Francisco F..

January 29, 2026

Absolutely no complaints!

It's a very powerful and effective tool for its size.

- Gael Z..

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