Stable mounting for toilet seats: The Multifunction toilet seat fixed screw set uses corrosionresistant steel expansion screws and robust rubber components to deliver a secure, stable seat attachment. Broad compatibility and practical use: Suitable as replacement parts for most toilet models; the expansion screws enhance the stability of toilet seats across residential bathrooms, public restrooms, and commercial facilities. Durable materials and easy installation: Made from corrosionresistant steel for longlasting performance; designed for straightforward installation and reliable operation. Target users and benefits: Ideal for homeowners, property managers, and professionals; provides an easy, efficient solution to fix wobbling toilet seats. Practical uses: In a home bathroom to stop wobble on a standard toilet. In public restrooms to improve seat stability for frequent use. In commercial facilities such as offices or hotels to maintain stable seating with minimal maintenance.