Timco 5.5 x 65 Self Drilling Heavy Section Steel - Zinc - EDPM Washer 16mm

Timco Self-Drilling Screw 5.5 x 65mm – Zinc – EPDM Washer 16mm

The Timco 5.5 x 65mm Self-Drilling Screw is purpose-built for securing metal to heavy section steel (up to 12mm thick) without the need for pre-drilling. Featuring a durable zinc-plated finish and a 16mm EPDM washer, this screw provides a strong, weather-resistant fixing solution ideal for structural and cladding applications.

Key Features:

• Self-Drilling Tip – Eliminates the need for pilot holes, allowing quick and efficient fastening into heavy gauge steel.
• Heavy-Duty Use – Suitable for steel up to 12mm thick, making it ideal for structural, industrial, and metal fabrication projects.
• Zinc Plated Finish – Offers corrosion resistance for internal and sheltered external environments.
• 16mm EPDM Washer – Provides a secure, watertight seal to prevent moisture ingress and protect against the elements.
• Reliable Performance – Engineered for high pull-out strength and consistent drilling performance.

Specifications:

• Corrosion Rating (1-5) 1 - Clean, dry & low humidity environments
• Effective Thread L (mm): 43
• EPDM Washer (mm): 16
• Finish: Zinc
• FW Ø (mm): 12
• Head Type: Hex
• Material Case & Core: Hardened Carbon Steel
• Pack Qty: 100
• Point Type: Self-Drilling No.5
• Size (mm): 5.5 x 65
• Substrates: Steel
• Thread Type: Metric with V Flutes & Torque Relieving Slash

Whether you're working on steel structures, roofing, or cladding installations, the Timco 5.5 x 65mm Self-Drilling Screw offers a strong, sealed, and efficient fixing every time.