Product description
1. Made of spring steel, strong and durable, high elasticity, and not easy to break. Chemical blackening, the product performance forms an oxide film and prevents rust.2. When installing, install the spring with a fixed wire directly into the spring, and the wire will slide out.3. This is the chrome-plated spring that returns the sleeve to the top after drilling. Used for all kinds of vacuum cleaner coil springs, volume tube coil springs, and safety coil springs.4. Pay attention to safety when installing springs. Do not loosen the wire of the fixed springs before installing..