2024.08.04 Self Tapping Screw : Bi-Metal Self-Tapping Screw (Sharp / Blunt Point)

Super Fast Installation:

Screwdriver Speed: Maximum 1800 R.P.M (compared to the traditional 800 R.P.M)
Quick Thread Cutting: Efficiently cuts threads, ensuring a strong and secure hold.
Great Safety and Performance:

Wind Pressure Resistance: Our screws' efficient thread cutting maximizes pull-out performance and prevents failure under wind pressure.
High Strength: Perfect for ST52 high-strength steel applications.
Anti-Corrosion Excellence:

Materials: A2/A4 stainless steel shank and alloy steel tip with a protective coating.
Longevity: Exceptional resistance to corrosion, ensuring your projects stand the test of time.


Anti-Corrosion Up to 50 Years!
Our screws feature a unique combination of a carbon drill point welded onto an A2/A4 stainless steel shank. This design not only speeds up installation but also provides unparalleled corrosion resistance, making them perfect for long-lasting durability in various environments.

Specifications:

Common Diameters: Available in a range of sizes to fit your needs, including 4.2mm, 4.8mm, and 5.5mm.
Lengths: Various lengths available from 13mm to 150mm to accommodate different applications.
Surface Coating: Enhanced with a protective coating for superior durability and resistance to environmental factors.
Features and Benefits:

High-Speed Installation: Complete projects faster and more efficiently.
Exceptional Corrosion Resistance: Ideal for use in harsh environments.
Enhanced Safety: Ensures strong, reliable fastening that withstands high wind pressure and other stresses.
Versatile Applications: Suitable for a wide range of materials, including high-strength steel, ensuring versatility in your projects.


Application Scenarios:

Construction: Perfect for fastening materials in both residential and commercial buildings.
Manufacturing: Ideal for high-strength steel applications in industrial settings.
Marine Environments: Exceptional corrosion resistance makes these screws suitable for use in marine and coastal applications.
Outdoor Installations: Reliable performance in exterior settings exposed to the elements.


For more information, visit us at www.ddfasteners.com or contact us at +852 6840 9292. Our sales specialists are ready to assist you with your inquiries. Act now and take advantage of our limited-time offer!