Timco Countersunk Ribbed Self-Drilling Screws, Zinc, 3.9x16mm (1000pc)
High-quality Timco self-drilling screws (3.9x16mm) with zinc finish. Ideal for metal window & hardware fittings. 1000pc pack.
The Timco Countersunk Ribbed Self-Drilling Screws (Size 3.9x16mm) are premium-quality fasteners designed for easy installation and secure fastening in metal-reinforced frames. These versatile screws feature a self-drilling point that eliminates the need for pre-drilling, making them ideal for efficient applications. The zinc finish adds corrosion resistance, ensuring long-lasting durability in various environments.
With a countersunk head design and ribs underneath, these screws provide improved countersinking performance and a flush finish. The Phillips (PH) recess allows for quick and straightforward driving with compatible screwdrivers or power tools. Made from carbon steel, these self-tapping screws offer enhanced strength and reliability for heavy-duty applications.
Applications
These screws excel in window fabrication and general construction, particularly for securing hardware to steel or aluminium-reinforced frames. Whether you're working on window fittings, cladding systems, or other structural applications requiring metal fastening, these self-tapping screws ensure a robust and lasting hold.
- Window fabrication
- Metal-reinforced frames (steel or aluminium)
- Hardware fittings
- Cladding systems
- Thread Diameter: 3.9 mm
- Length: 16 mm
- Head Type: Countersunk with Ribs
- Recess Type: Phillips (PH)
- Thread Type: Self-Tapping
- Point Type: Self-Drilling
- Finish: Zinc
- Material: Carbon Steel
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.
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 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 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.
