Easy to use, can be applied using a No.2 Phillips screwdriver or No.2 Phillips bit in a power tool. Bugle head screw designed to spin into plasterboard without tearing the paper. Coarse thread for maximum holding power when laminating plasterboard sheets. Self drilling needle point with coarse thread for softwood timbers. Zinc gold plated for general indoor corrosion resistance. APPLICATION: For fixing plasterboard to timber, laminating plasterboard to timber END USER: Builders, Plasterers and DIYers FEATURES: Cold forged and roll formed, bugle head, coarse thread with needle point made from hardened wire and passivated electroplated zinc finish