Timco Heavy Duty Self-Drilling Screws, 5.5x80mm, Zinc, 100pc
Heavy-duty self-drilling screws for metal-to-steel connections. No pre-drilling needed, zinc-coated for durability.
The Timco Heavy Duty Self-Drilling Screws are designed for robust construction applications, providing a secure and efficient fastening solution for metal-to-heavy-section-steel connections. Eliminating the need for pre-drilling, these screws feature a self-drilling No.5 point, ensuring quick and effortless installation even in tough materials up to 12mm thick.
Crafted from case & core hardened carbon steel with a zinc finish, these screws offer superior durability and corrosion resistance, making them ideal for both indoor and outdoor applications. The hex head design with an 8mm socket size ensures a firm grip during installation, while the integrated 12mm washer distributes load evenly, reducing material stress.
These screws are perfect for structural and industrial projects where reliability is critical. Their 56mm effective thread length provides excellent holding power, ensuring long-term stability even under heavy loads.
Key Specifications:
- Thread Diameter: 5.5mm
- Length: 80mm
- Head Type: Hex
- Fixed Washer Diameter: 12mm
- Point Type: Self-Drilling No.5
- Socket Size: 8mm
- Finish: Zinc
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length: 56mm
- Max Drilling Thickness: 12mm
- Attaching metal to heavy-section steel
- Structural applications
- Industrial construction
- Outdoor metalwork
- Thread Diameter: 5.5mm
- Length: 80mm
- Head Type: Hex
- Fixed Washer Diameter: 12mm
- Point Type: Self-Drilling No.5
- Socket Size: 8mm
- Finish: Zinc
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length: 56mm
- Max Drilling Thickness: 12mm
- Weight: 1280g
Free standard delivery on Australian 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.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can check a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
