HardieDrive® Screws 38mm are galvanized or zinc coated screws for fixing HardiePlank® Siding and HardieFlex® 16mm on galvanized light gauge steel frames between 0.6mm to 1.6mm Base Metal Thickness (BMT). We recommend to use only authorized accessories to achieve the *maximum strength of your HardieFlex® boards. To know more on how you can properly install your HardieFlex® fiber cement boards, visit our Youtube page (JamesHardiePH) to view the installation video. Price indicated is based on suggested retail price (SRP) *When installed and maintained correctly and to the extent set out in James Hardie’s published literature current at the time of installation.
