Waferhead Jack-Point Screws: The power trio for metal applications! Featuring a low-profile head, these self-drilling screws with a drill point effortlessly penetrate heavy gauge metals. Supplied with perfectly matched screwdriver bits, they ensure a seamless installation process. Complying with EN 14566 and ASTM C1513 standards, these screws are designed for fixing frame metal framing greater than 0.8mm gauge and frame 'I' studs greater than 0.7mm gauge. Specifically crafted for minimal disruption of plasterboard lining, these corrosion-resistant black phosphate screws provide reliability and efficiency in metal-to-metal fixing of light gauge steel framing 0.8mm thick or greater.