Sheet Screw (GNK Metal) is a high-performance fastening solution specially designed for fixing metal roofing sheets, cladding panels, and structural steel applications. These hexagonal-headed self-threading screws are manufactured from Grade C1022 low carbon steel, offering excellent mechanical strength, durability, and machinability. The screws are surface-hardened and coated with a Corroshield aluminium finish, providing superior resistance against corrosion, rust, and harsh weather conditions.

Equipped with a high-quality EPDM washer, Sheet Screw (GNK Metal) ensures a watertight and leak-proof seal, preventing water penetration even during heavy rainfall and extreme weather exposure. The screws deliver strong holding power, easy installation, and long-lasting performance, making them ideal for industrial, commercial, and residential roofing projects.

Features

• Manufactured from Grade C1022 low carbon steel
• Hexagonal head design for secure fastening
• Self-threading for quick and easy installation
• Corroshield aluminium coating for enhanced corrosion resistance
• Surface hardened for improved strength and durability
• Fitted with EPDM washer for leak-proof sealing
• Excellent mechanical and machining properties
• Suitable for indoor and outdoor applications

Applications

• Metal roofing sheet installation
• Pre-engineered buildings (PEB)
• Industrial sheds and warehouses
• Steel structures and fabrication projects
• Wall cladding and roofing systems
• Commercial and residential construction

Benefits

• Strong and reliable fastening performance
• Excellent resistance to rust and corrosion
• Prevents water leakage and moisture penetration
• Long service life with minimal maintenance
• Easy and time-saving installation
• Suitable for various weather conditions
• Cost-effective fastening solution for metal structures