- EASY INSTALLATION: Simply insert the toilet seat screws into the mounting holes of your toilet. The rubber grommets feature a threaded section that allows for easy insertion into the toilet bowl. As you tighten the screw, it expands and secures itself without needing a screw on the other end, saving you time and effort. - SOLUTION FOR WOBBLY TOILET SEATS: Replace inadequate plastic inserts that often come with new top-fix seats. These screws are compatible with most standard toilet seats featuring a top hinge and are designed for holes measuring 14-16mm. - LONG-LASTING SOLUTION: Once installed, the toilet seat and hinges remain secure for years, eliminating concerns about loosening or instability. - DURABLE MATERIAL: Constructed from high-quality rubber and metal, the rubber coating offers superior resistance to dirt and wear, ensuring optimal expansion. The metal screws are shielded from rust by the rubber, enhancing longevity and performance. - USE SCENARIOS: Ideal for replacing worn-out or ineffective toilet seat screws in residential bathrooms, rental properties, or commercial facilities. Perfect for DIY enthusiasts and professional plumbers alike looking for a reliable and hassle-free installation solution. Choose our toilet seat screws for a dependable, easy-to-use, and durable fix for your toilet seat needs.