- FUNCTIONALITY: The screw jack is an essential support system for scaffolding in construction and renovation projects. It provides reliable leveling and stability, even on uneven surfaces, ensuring a safe working environment. - ADJUSTABILITY: With a maximum adjustable height of 18 inches and a user-friendly 6-inch wing nut, you can easily customize the jack's height to suit your specific requirements, enhancing convenience on the job site. - SPECIFICATIONS: The screw jack features a 6-inch wing nut, an 18-inch adjustable thread, a 1.2-inch outer diameter solid threaded rod, and a sturdy 4.7 x 4.7-inch square base plate with a thickness of 0.2 inches. Setup is quick and straightforward, taking just a few minutes. - HIGH QUALITY: Constructed from durable steel and coated with a galvanized finish, this screw jack is built to last. Its robust stem and base plate ensure stability and safety during use, making it a reliable choice for any project. - USE CASES: Ideal for construction sites where scaffolding is required, this screw jack can also be used for home renovation tasks such as installing drywall or ceiling panels. It is perfect for providing extra support and leveling in outdoor projects like deck building or landscaping. - COMPATIBILITY: Designed to work seamlessly with standard scaffolding setups, this screw jack is a versatile addition to your construction toolkit, ensuring you have the support you need for any project.