MACSIM Tornado Screws with NEO HWF are designed for securely fixing steel roof sheeting crests onto metal or timber battens without the need for pre-drilling. Featuring an anti-slip head and shank protection, these screws ensure reliable and efficient installation. The registered dual thread design incorporates a fine thread (13tpi) for fixing into metal battens and a coarse thread (11tpi) for fixing into timber battens, offering versatility in application.

Finished in galvanised color, these screws provide durability and corrosion resistance, making them suitable for outdoor use. Packaged in a convenient Bucket Pack containing 1000 screws, they are easy to store and access on the job site.

Key Features:

1. Anti-Slip Head: The screws feature an anti-slip head design, ensuring secure fastening during installation.
2. Shank Protection: Shank protection prevents damage during installation, ensuring the integrity of the screw.
3. Registered Dual Thread Design: Incorporates a fine thread (13tpi) for fixing into metal battens and a coarse thread (11tpi) for fixing into timber battens, providing versatility in application.
4. Colorbond Finish: Finished in galvanised color, these screws offer durability and corrosion resistance, suitable for outdoor use.
5. Bucket Pack Packaging: Packaged in a Bucket Pack containing 1000 screws, they are easy to store and access on the job site, facilitating efficient installation.
6. Hex Head and Hex Socket Drive: The screws feature a hex head for easy installation and a hex socket drive for secure driving without slippage.
7. Full Thread: The screws are fully threaded, ensuring maximum grip and stability in the substrate.
8. Neoprene Washer: Equipped with neoprene washers, these screws provide a waterproof seal, enhancing weatherproofing capabilities.
9. Class 4 Galvanised Finish: Finished with Class 4 galvanisation, providing superior corrosion resistance and longevity in harsh environments.