Timco Metal Hex Self-Drilling Bi-Metal Screws, 5.5x38mm, 100 Pack
Timco hex self-drilling bi-metal screws (5.5x38mm) for roofing and light steel. No pre-drilling needed, 100 pieces.
The Timco Metal Hex Self-Drilling Bi-Metal Screws are designed for secure and efficient fastening of roofing sheets to light section steel without the need for pre-drilling. These screws feature a unique bi-metal construction, combining a hardened carbon steel drill tip with an A2-304 austenitic stainless steel body for exceptional durability and corrosion resistance, making them ideal for exterior applications.
The hex head design ensures a firm grip during installation, while the fixed washer provides added stability. With a self-drilling No.3 point, these screws simplify installation by eliminating the need for pilot holes, saving time and effort. They are capable of drilling through materials up to 5.0mm thick.
Features
- Material: Bi-metal (A2-304 stainless steel body and carbon steel tip)
- Drilling Capacity: Up to 5.0mm thickness without pre-drilling
- Hex Head Design: Ensures a secure and stable installation
- Corrosion-Resistant: Suitable for exterior use due to stainless steel composition
- Self-Drilling No.3 Point: Simplifies installation and saves time
- Fixed Washer Dia. mm: 11.00
- Socket Size: 8mm
These screws are perfect for roofing projects, providing a reliable and long-lasting hold even in demanding environments.
- Joining roofing sheets to light section steel
- Exterior construction projects
- Fastening metal panels
- Roofing and cladding applications
- Thread Dia.: 5.5mm
- Length: 38mm
- Head Type: Hex
- Fixed Washer Dia.: 11.00mm
- Point Type: Self-Drilling No.3
- Socket Size: 8mm
- Material: Bi-Metal/A2-304 Stainless Steel/Carbon Steel
- Effective Thread Length: 25mm
- Max. Drilling Thickness: 5.0mm
- Weight: 640g
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.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website employs advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify 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 basket 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 request you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
