Siniat GTEC Wafer Head Self Drilling Screws 4.2mm x 12mm (Box of 1000)

Designed with a low-profile head, these screws are ideal for connecting GTEC metal components beneath plasterboard. They are available in both self-tapping and self-drilling options, specifically suited for thin-gauge metal studwork (less than 0.7mm thick). Featuring a fine thread and a Phillips head, each screw is finished with a durable zinc coating for enhanced corrosion resistance.