High Quality & Smooth Surface : Crafted from zinc plated steel, our springs feature a smooth surface for comfortable handling and seamless integration into various applications. Corrosion Resistant & Fatigue Resistance : Designed to endure harsh environments, these springs resist corrosion and maintain their integrity over long periods of usage. Versatile Use : Suitable for automotive engines, large household appliances, medical devices, electronics, and sensitive measuring instruments, our springs cater to a wide range of industries. Easy Storage : Comes with a convenient storage box that ensures easy sorting and storage, keeping your springs organized and accessible when needed. Perfect Tension & Durability : The spiral pattern of our springs ensures perfect tension while also providing exceptional durability and reliability. Imagine having a comprehensive Spring Assortment Kit at your disposal, featuring zinc plated steel springs with unparalleled smoothness and a durable finish. Perfect for tackling a variety of projects, from automotive repairs to delicate electronic adjustments, this kit is your go-to solution for any job requiring precision and strength. The included storage box keeps everything in order, ready for your next adventure in engineering excellence.