Timco Hex Head Self-Drilling Screws 5.5x100mm, 100pcs

The Timco Hex Head Self-Drilling Screws are engineered for joining roofing sheets to light section steel (up to 5.0mm thick) without the need for pre-drilling, making installation quicker and more efficient. These screws feature an exterior plating that provides a durable corrosion-resistant coating, tested to withstand 500 hours of salt-spray exposure.

With a Fire Classification A1 rating, these screws meet stringent safety standards, making them suitable for use in various construction applications where fire resistance is crucial. The case-hardened carbon steel construction ensures high tensile strength and durability, even in harsh weather conditions.

Each screw includes a fixed washer (12.00mm diameter) to provide a secure and stable fastening, while the No.3 self-drilling point ensures clean and efficient penetration into materials. The 8mm hex head design allows for easy installation using standard tools.

• Thread Diameter: 5.5mm
• Length: 100mm
• Effective Thread Length: 88mm
• Drilling Capacity: Up to 5.0mm thickness
• Finish: Silver Organic coating

Ideal for roofing, cladding, and steel framing, these self-drilling screws from Timco offer both reliability and performance in exterior applications.