Timco Metal Construction Hex Head Screws, 5.5 x 100mm, Zinc, 100pc Pack
Self-drilling hex head screws with EPDM washer for attaching metal to steel (up to 12mm thick). Zinc-plated, 100pc pack.
The Timco Metal Construction Heavy Section Screws are engineered for attaching metal sheets to heavy section steel up to 12mm thick without the need for pre-drilling. Featuring a self-drilling point (No. 5) and EPDM washer, these screws ensure a secure, weather-resistant fastening solution for robust construction projects.
Key Features
- Hex head with 8mm socket for easy installation with standard tools
- Case and core hardened carbon steel construction for exceptional durability
- Zinc finish provides corrosion resistance for long-term outdoor use
- Integrated EPDM washer creates a weatherproof seal
- Self-drilling point eliminates the need for pilot holes
Specifications
- Thread diameter: 5.5mm
- Length: 100mm
- Head type: Hex
- Fixed washer diameter: 12.00mm
- Effective thread length: 53mm
- Maximum drilling thickness: 12.0mm
Ideal for roofing, cladding, and structural metalwork where strength and weatherproof qualities are essential.
- Metal-to-metal applications
- Heavy section steel up to 12mm
- Roofing installations
- Cladding applications
- Thread diameter: 5.5mm
- Length: 100mm
- Head type: Hex
- Fixed washer diameter: 12.00mm
- Point type: Self-Drilling No.5
- Socket size: 8mm
- Finish: Zinc
- Material: Case & Core Hardened Carbon Steel
- Effective thread length: 53mm
- Max drilling thickness: 12.0mm
- Pack quantity: 100 pieces
- Weight: 1683g
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.
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