- Compatibility: This product is designed to fit plastic bottles with outer teeth sizes of 5 mm and 19.5 mm. For bottles with 14.5 mm outer teeth, no additional fittings are required. This feature allows for a versatile application across various sealing tasks. - Durable Silicone Material: Constructed from high-quality silica gel, these replacement nozzles are built for longevity and repeated use. Their robust design ensures they can withstand pressure without leaking or breaking during application, providing reliable performance. - Wide Range of Nozzle Options: The set includes an assortment of flat nozzles, catering to different sealing needs. Whether you are sealing small gaps or larger joints, these nozzles enable precise and efficient application of sealing materials, making them suitable for a variety of projects. - Easy Installation: With an inner wire diameter of 4 mm, these nozzles provide a secure fit for your sealing pipes. Simply attach the flat nozzle to the pipe, and you can begin your sealing tasks without any hassle. Use Scenarios: - Ideal for home improvement projects, such as sealing windows or doors to improve energy efficiency. - Perfect for automotive applications, allowing for effective sealing of leaks in hoses and fittings. - Useful for crafting or DIY projects where precise application of adhesives or sealants is required. This product stands out due to its compatibility with multiple bottle sizes, durable construction, and versatility in various sealing applications, making it an essential tool for both professional and personal use.