Suki Steel Universal Screw is used to fasten solid wood, wooden materials, plastics or dowels in brickwork The sharp, serrated thread of the steel screw cuts into the material and enables effortless screwing in Steel screw ensures particularly fast and time-saving processing thanks to its high thread pitch that allows deeper penetration per screw revolution You get reduced splitting of the material with cutting notch at the tip of the screw Environmentally friendly chrome VI-free, galvanized, yellow passivated surface of the screw provides considerable corrosion protection The additional sliding coating of the suki screw reduces friction and enables effortless, faster screwing in