14g X 40mm T17 Hex Flange with Seal Roofing Screw + Washer Galvanised C4 External Hex Drive 1000 Pack

This pack of 1000, 14-gauge (approx 6.3mm) roofing screws are purpose-built for securing your roofing materials. The 40mm length is ideal for a variety of roofing applications, providing a secure and lasting hold. Each screw features a Type 17 (slash point) tip for quick and easy self-drilling, minimising the need for pre-drilling and saving you time on the job. The 3/8" Hex Socket (Nutsetter) drive type ensures a positive grip and efficient driving, reducing slippage and damage. The integrated Hex Flange Head with Seal provides a watertight and secure fixing, preventing leaks and corrosion around the screw head. Made from hardened steel, these screws offer superior strength and durability. The Galvanised Class 4 finish provides excellent corrosion resistance, making them suitable for external use in harsh Australian conditions, including coastal environments. These screws also feature 10 threads per inch offering excellent draw strength.