Timco Hex Self-Drilling Screws, 5.5x70mm, Silver Organic (100 Pack)
High-quality Timco hex self-drilling screws for roofing & light steel construction. Corrosion-resistant, 5.5x70mm, 100-pack.
The Timco Hex Self-Drilling Screws are designed for joining roofing sheets to light section steel (up to 5.0mm thick) without the need for pre-drilling. These screws feature a hex head for easy installation and come with a fixed washer to ensure a secure fit.
Made from case & core hardened carbon steel, these screws offer exceptional strength and durability. The exterior silver organic plating provides a reliable and durable corrosion-resistant coating, capable of withstanding 500 hours of salt-spray testing, making them ideal for outdoor applications.
Key Features:
- Self-drilling point (No. 3): Eliminates the need for pre-drilling, saving time and effort.
- Hex head with 8mm socket size: Ensures a firm grip and easy installation with standard tools.
- Fire Classification A1: Suitable for use in high-temperature environments.
Specifications:
- Thread Diameter: 5.5mm
- Length: 70mm
- Effective Thread Length: 58mm
- Fixed Washer Diameter: 12.00mm
- Max Drilling Thickness: 5.0mm
These screws are perfect for roofing and light steel construction projects, providing a quick and secure fastening solution.
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Joining roofing sheets to light section steel (up to 5.0mm thick)
- Outdoor construction projects
- High-temperature environments (Fire Classification A1)
- Thread Diameter mm: 5.5
- Length mm: 70
- Head Type: Hex
- Fixed Washer Dia. mm: 12.00
- Point Type: Self-Drilling No.3
- Socket Size mm: 8
- Finish: Exterior (Silver Organic)
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length mm: 58
- Max Drilling Thickness mm: 5.0
- Corrosion Resistance: 500 hours salt-spray
- Fire Classification: A1
- Weight: 1052g
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
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