Timco Heavy-Duty Self-Drilling Hex Screws, Silver Organic, 5.5 x 38mm (100 Pack
Heavy-duty 5.5x38mm self-drilling screws with silver organic coating for metal construction. Salt-spray resistant. 100pc pack.
The Timco Heavy-Duty Self-Drilling Hex Screws are specifically designed for robust metal-to-metal applications, eliminating the need for pre-drilling. These high-performance screws feature a specially hardened carbon steel construction for exceptional durability and strength.
Key Features
- Exterior-grade coating provides 500-hour salt-spray resistance, making these screws ideal for outdoor applications exposed to harsh weather conditions.
- Self-drilling point (No.5) allows for easy installation into heavy-section steel up to 12mm thickness without pilot holes.
- Hex head design offers superior torque transmission during installation.
- Integrated washer (12mm diameter) creates a secure, flush fit for professional results.
Technical Specifications
- Thread Diameter: 5.5mm
- Overall Length: 38mm
- Effective Thread Length: 19mm
- Socket Size: 8mm
- Maximum Drilling Thickness: 12.0mm
Perfect for construction, metal fabrication, and outdoor applications where superior corrosion resistance and structural integrity are required.
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Metal-to-steel construction
- Heavy-section steel applications (up to 12mm)
- Outdoor/exterior applications
- Structural metalwork
- Thread Diameter: 5.5mm
- Length: 38mm
- Head Type: Hex
- Fixed Washer Diameter: 12.00mm
- Point Type: Self-Drilling No.5
- Socket Size: 8mm
- Finish: Silver Organic (Exterior)
- Material: Case & Core Hardened Carbon Steel
- Effective Thread Length: 19mm
- Max Drilling Thickness: 12.0mm
- Weight: 678g
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.
You might like
