The T&S Brass B-7K Eterna Spindle Master Kit is an essential and comprehensive solution for industry professionals dealing with plumbing and fixtures. It includes a total of 18 Eterna inserts – comprising 12 right and 6 left – alongside 18 spindle inserts, also split into 12 right and 6 left. The kit further enhances its utility with 6 packing nuts and a generous supply of 50 lever handle screws, offering versatility for various applications. In addition, it comes with 25 seat washer screws, 25 top gaskets, and 25 swing nozzle O-rings, ensuring a secure and reliable assembly. The inclusion of 50 seat washers and 50 packings completes this robust package, providing all necessary components for efficient maintenance and installation tasks. The T&S Brass B-7K Eterna Spindle Master Kit is particularly valuable for industries focused on durable and high-performance plumbing solutions, catering to the specific needs of facilities maintenance, repair operations, and original equipment manufacturers. Its strategic assortment of components not only supports long-lasting fixture installations but also delivers reliability and efficiency in operations, underscoring its importance in professional settings where precision and quality are paramount.