Timco Drywall Construction Screws, 4.2x42mm, Exterior Grade, 200pk

The Timco Drywall Construction Screws are premium fasteners specifically designed for fixing cement board to steel dry-lining frames (up to 3.0mm thickness). These screws feature a self-countersinking head for a secure and flush finish, while the self-drilling point with self-tapping thread ensures effortless installation without the need for pre-drilling.

With an Exterior Plus grade coating, these screws offer superior corrosion resistance compared to standard fasteners, making them ideal for damp or corrosive environments. The organic plating has been tested to withstand 1,500 hours in salt spray tests, ensuring long-lasting durability. Additionally, ribs under the head improve countersinking performance, guaranteeing a professional finish every time.

These screws are classified as Fire Classification A1, making them suitable for use in fire-rated constructions. Whether you're working on interior drywall or exterior applications, these screws provide reliable holding power and rust-resistant performance.

Key Features:

• Self-drilling point for quick and easy installation
• Countersinking head for a flush finish
• High corrosion resistance with Exterior Plus coating
• A1 Fire Classification for fire-rated constructions
• Ideal for fixing cement board to steel frames