2024.10.10 Self drilling screw: Sandwich Panel Screws – The Ultimate Solution for Your Steel Substructure Projects!

🔧 Product Highlights:

Material Strength: Crafted from hardened carbon steel, these self-drilling screws are built to withstand demanding conditions, offering excellent performance.
Superior Corrosion Protection: Featuring RUSPERT coatings in 1000/1500/2500 variations, our screws provide unmatched corrosion resistance for extended durability, even in harsh environments.
Versatile Sizes: Available in thread diameters of 5.5 mm, 6.3 mm, and 7.1 mm, with screw lengths ranging from 48 mm to 450 mm, tailored to meet your specific project needs.
Hexagonal Screw Head: Our 8 mm (5/16") hex head ensures optimal torque and a secure fit during installation.
Sealing Washer Options: Available with stainless steel/EPDM washers in diameters 16 mm, 19 mm, and 22 mm, providing a strong and watertight seal for long-lasting performance.
Drilling Capacity: Effective on steel up to 1–6 mm thick, making these screws ideal for various construction and industrial applications.
Installation Speed: Max installation speed of 1800 rpm ensures a quick and efficient process.
Custom Finishes: Choose from an array of colors with optional RAL palette powder coatings (up to 60 µm thick) to match your design preferences.


🛠️ Applications:
Ideal for securing sandwich panels in roofing, cladding, and insulation projects, offering high performance with a professional finish.

🎉 Special Canton Fair Promotion! 🎉
Upgrade your fastening solutions today with our special promotional deals! Visit www.ddfasteners.com or reach out via WhatsApp: +852 68409292 to learn more about our products and receive exclusive offers.

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