Timco Self-Drilling Hex Screws Zinc Plated 5.5x50mm (100pk)
Timco zinc-plated self-drilling screws for roofing sheets & light steel - no pre-drilling needed. 5.5x50mm (100 pack).
The Timco Self-Drilling Hex Screws provide a convenient solution for joining roofing sheets to light section steel without the need for pre-drilling. These high-quality screws feature a zinc finish for enhanced corrosion resistance, making them suitable for exterior applications.
Engineered with a No.3 self-drilling point, these screws can drill through steel up to 5.0mm thick, saving time on your installation projects. The fixed EPDM washer creates a watertight seal, preventing leaks and improving the durability of your roofing assembly.
Key Features:
- Case & core hardened carbon steel construction for superior strength
- Hex head design for secure fastening with standard tools
- EPDM washer included for weatherproof sealing
- No pre-drilling required - self-drilling point penetrates steel easily
Technical Specifications:
- Thread Diameter: 5.5mm
- Length: 50mm
- Head Type: Hex
- Washer Diameter: 11.00mm
- Point Type: Self-Drilling No.3
- Socket Size: 8mm
- Finish: Zinc
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length: 35mm
- Maximum Drilling Thickness: 5.0mm
- Joining roofing sheets
- Light section steel applications
- Construction projects
- Metal roofing installations
- Thread Diameter: 5.5mm
- Length: 50mm
- Head Type: Hex
- Fixed Washer Diameter: 11.00mm
- Point Type: Self-Drilling No.3
- Socket Size: 8mm
- Finish: Zinc
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length: 35mm
- Maximum Drilling Thickness: 5.0mm
- Weight: 860g
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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