Timco Hex Head Self-Drilling Screws 5.5x25mm (100 Pack)
Hex head self-drilling screws for roofing & steel framing. No pre-drilling – A2-304 stainless steel & carbon steel construction. 100pc pack.
The Timco Hex Head Self-Drilling Screws are designed for securely joining roofing sheets to light section steel up to 5.0mm thick, eliminating the need for pre-drilling. These high-performance screws combine durability and corrosion resistance for exterior applications.
Featuring a bi-metal construction, each screw has a hardened carbon steel drill tip fused onto an A2-304 austenitic stainless steel body, ensuring strength and longevity. The hex head design provides excellent grip and torque transfer during installation, while the integrated fixed washer (11.00mm diameter) ensures a reliable, vibration-resistant connection.
Key Benefits
- No pre-drilling required – Self-drilling No.3 point effortlessly penetrates steel up to 5.0mm thick
- Corrosion-resistant – A2-304 stainless steel construction withstands outdoor conditions
- Optimised for roofing – Ideal for fixing metal roofing sheets to light-gauge steel frames
- Sturdy fastening – Effective thread length (12mm) ensures solid engagement
Supplied in a convenient pack of 100 screws for professional and DIY projects alike.
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
- Fixing metal roofing sheets
- Light section steel framing
- Exterior construction projects
- Steel-to-steel applications
- Thread Dia.: 5.5mm
- Length: 25mm
- 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: 12mm
- Max Drilling Thickness: 5.0mm
- Finish: Silver Organic
- Pack Qty: 100
- Weight: 460g
Always follow local regulations and product guidance.
Free standard delivery on Canadian 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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