Jack-Point Screws: Your solution for a strong and flawless finish! These self-drilling screws with a drill point effortlessly penetrate heavy gauge metals, making installation a breeze. The bugle head ensures a flush surface on drywall, meeting EN 14566 and ASTM C954 standards for top-notch quality. Supplied with perfectly matched screwdriver bits, they simplify the installation process. Ideal for fixing plasterboard to frame metal framing 0.8mm thick or greater and 'I' studs greater than 0.7mm thick, these corrosion-resistant black phosphate screws guarantee durability and reliability in every project.