152 mm. No Predrilling! Free hex driver bit code compliant. For truss/rafter to top plate & more. TimberLok is a heavy duty wood screw that is ideal for installing decks, fences, headers, kitchen cabinets and more. The TimberLok 6 inch in many cases replaces hurricane ties when attaching rafters or trusses to a double top plate. Guaranteed Corrosion Resistance: TimberLok is guaranteed not to rust or corrode for the life of the project. The coating on this fastener has been tested in wood treatment chemicals, such as ACQ, and found to provide equivalent protection to code-approved hot-dipped galvanized coatings. TimberLok is not recommended for use in saltwater applications (within 1,000 ft). Compliance audited by ICC-ES. Meet code. Lower cost. www.FasterMaster.com. What are you Lok'ing? Follow FasterMaster and share your story! Facebook. Twitter. Youtube. Instagram. LinkedIn. View a TimberLok rafter or truss to top plate installation video. For additional information or technical assistance, please contact FasterMaster Technical Support at 800-518-8569. Manufactured in the USA from globally sourced materials.