10g X 30mm T17 Hex Flange Roofing Screw Galvanised C4 External Hex 1000 Pack

When you're putting a roof on, you need screws you can rely on. These 10g x 30mm roofing screws from Hardware Depot are engineered for the task. Each screw features a T17 slash point for fast, self-drilling penetration, saving you time and effort on site. The 5/16" external hex head with flange provides a large bearing surface for secure fastening and even distribution of pressure, reducing the risk of pull-through. Manufactured from hardened steel and finished with a Class 4 galvanised coating, these screws offer excellent corrosion resistance against the harsh Australian climate and are suitable for external applications. With approximately 12 threads per inch and a gauge of 10g (around 4.8mm), these screws strike the right balance between holding power and ease of installation. Each pack contains 1000 screws, so you'll have enough to complete your project without constant trips to the supplier. These screws are ideal for roofing applications where superior weather resistance and a reliable hold are essential.