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Price
$109.99
50x M8 x 30mm A4-316 Marine Grade Stainless Steel Countersunk Bolts, Precision CSK Allen Key Socket Screws, Flat Head Countersunk Screw, Full Thread โ€” image 1
Hex BoltsNuts About Boltsโœ“ In stock

50x M8 x 30mm A4-316 Marine Grade Stainless Steel Countersunk Bolts, Precision CSK Allen Key Socket Screws, Flat Head Countersunk Screw, Full Thread

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$109.99
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About this item
  • High-Quality Material: Crafted from A4-316 marine grade stainless steel, ensuring superior corrosion resistance and durability in harsh environments
  • Precision Engineered: Features a flat head countersunk design with a full thread for enhanced grip and secure load distribution
  • Versatile Applications: Ideal for metal fabrication, woodworking, and assembly projects, providing a sleek, professional finish
  • Easy Installation: Equipped with an Allen key socket head for precise tightening, enabling smooth and efficient assembly
  • Durable Performance: Exceeds industry standards for rust resistance, offering longevity and reliable performance across various applications
Product description

Premium A4-316 Marine Grade Stainless Steel Countersunk Bolts - Upgrade your project's durability and finish with our top-of-the-line M4, M5, M6, M8, and M10 A4-316 Marine Grade Stainless Steel Countersunk Bolts. Crafted from the highest quality A4-316 stainless steel, these precision-engineered CSK Allen key socket screws are designed to offer superior corrosion resistance and strength, making them the ideal choice for both harsh marine environments and general outdoor applications. Features: Superior Material: Made from marine grade A4-316 stainless steel for ultimate corrosion resistance in saline or chlorine-exposed environments. Precision Design: Perfectly engineered flat head countersunk screw with a full thread that provides exceptional grip and load distribution, ensuring your assemblies are tight and secure. Versatile Use: Ideal for a range of applications, from metal fabrication and woodworking to general assembly projects. These bolts provide a sleek, flush finish in materials like aluminum, hardwood, and composites. Easy Installation: Each bolt features an Allen key socket head for easy and precise tightening with an Allen wrench, allowing for a smooth installation and a clean aesthetic in your finished project. Applications: Marine equipment assembly, Outdoor construction projects, Automotive assemblies, Custom furniture making, Precision engineering applications. These stainless steel countersunk bolts not only meet but exceed industry standards for durability and resistance to rust, ensuring longevity and performance in any project. Whether you're a professional craftsman or a dedicated DIYer, these bolts are the perfect addition to your hardware toolkit for reliable, high-quality results

Product details
Brand
Nuts About Bolts
Manufacturer
Nuts About Bolts
Colour
Silver
Size
M8 x 30mm
Part number
A4CSK0014

Customer reviews

What customers say about Bigamart

10 Trustpilot reviews total, with 2 shown at a time.

Trustpilot
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Excellent
4.5 average rating
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S
Sigalit
๐Ÿ‡ฎ๐Ÿ‡ฑ ยท January 2026
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I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.

V
Verified buyer
๐Ÿ‡ฆ๐Ÿ‡บ ยท November 2025
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The package was here in Australia from England in a few days โ€” so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.

Showing 1โ€“2 of 10 reviews

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