Designed for superior performance, our self-drilling screws with bonded washers are perfect for installing sheet-metal on beams, both light and heavy. Ideal for both indoor and outdoor applications, these screws are crafted from hardened carbon steel and come with a bright zinc plated or C4 class Silver CorrSeal surface treatment.

 

Key Features:

• Material: C1022 Carbon Steel
• Head Shape: Hexagon
• Surface Treatment: Zinc Plated
• Corrosion Resistance: Class C1
• Approvals: CE, ETA
• Application Environment: Indoors/Outdoors

Technical Notes:

• Ensure screws are not overtightened to prevent damage to the sealing washer.
• Use a screwdriver with an adjustable depth stop for efficient installation.
• Recommended Speed: 1800-2500 RPM

For more information or to place an order, contact us anytime on WhatsApp: +852 68409292 or email: felixyung@ddfasteners.com.

Elevate your fastening solutions with DD Fasteners today!