Designed for use in all cement backer boards, including HardieBacker, Durock, WonderBoard and PermaBase. The ANSI A108-compliant Cement Board screw is designed for ease of installation and long life. This fastener is equipped with a sharp point and a deep-recessed head to make installations fast and easy with fewer cam-outs. Its thread design ensures that your materials are held together tightly and create a more uniform foundation for tile, counters, backsplashes or floor material. With its corrosion-resistant coating, the Cement Board screw is ideal for use in all tile backer boards.