Screws brought to you by British Gypsum, which achieve the highest standards for material hardness and strength, point sharpness, protective coating, dimensional tolerance, and pull-out force.
 
Suitable for fixing board-to-timber and board-to-Gypframe metal framing less than 0.8mm thick. ('I' studs less than 0.6mm thick).
45mm Drywall Screws are suitable for fixing boards with a maximum thickness of 35mm into metal and 25mm into timber.
Ensure a minimum penetration of 10mm into metal framing and 25mm into timber, through the board.