







Discover the unrivaled strength and reliability of our Durable Galvanized Expansion Screw Bolt, your go-to solution for secure and lasting installations. This metal marvel is ingeniously crafted, comprising both a robust screw and a sturdy steel pipe or iron cylinder. With precision engineering, one end of the screw is threaded for seamless engagement, while the other end features a finely tapered design. The steel pipe or iron cylinder boasts multiple strategic cuts at one end, enhancing its grip and stability. The magic behind expansion screws lies in their wedge-shaped slope, expertly designed to generate substantial frictional grip force. As the steel pipes expand, they lock firmly into place, delivering an unparalleled fixing effect. This makes them an indispensable choice across diverse decoration scenarios. From securely fastening air conditioners, water heaters, and range hoods to stabilizing frameless balcony windows, anti-theft doors and windows, and kitchen and bathroom components, these screws are your trusted companions. Moreover, they are perfect for securing ceiling screws and much more, ensuring your projects stand the test of time with exceptional durability and steadfast performance.