Timco Self-Drilling Hex Screws, Zinc, EPDM Washer, 5.5x60mm (100 Pack)

The Timco Self-Drilling Hex Screws are designed for fastening roofing sheets to light section steel without the need for pre-drilling. These screws feature a No.3 self-drilling point, allowing them to pierce through materials up to 5.0mm thick, making your installation process quicker and more efficient.

These screws come with a fixed EPDM washer, ensuring a watertight and weather-resistant seal—ideal for roofing applications. The hex head design provides a secure grip for tools, facilitating easy installation with an 8mm socket. The case & core hardened carbon steel construction ensures high durability and resistance to stripping or snapping, while the zinc finish offers additional corrosion protection for long-lasting performance.

Specifications

• Thread Diameter: 5.5mm
• Length: 60mm
• Effective Thread Length: 45mm
• Head Type: Hex
• Washer Diameter: 11.00mm
• Max Drilling Thickness: 5.0mm
• Material: Case & core hardened carbon steel
• Finish: Zinc-plated
• Quantity: 100 pieces

Perfect for light steel construction, roofing, and cladding projects, these self-drilling screws save time and effort while ensuring a secure, weather-resistant fit.