Heavy Duty Chrome Vanadium Steel Made of high quality chrome vanadium steel and heat treated to increase toughness and reliability, this tool delivers dependable performance even in demanding working conditions. Rust Proof Durability The blackened exterior resists rust and enhances the tool’s appearance, while helping it retain a like-new look in humid environments to extend service life. Effortless Locking Handle The flower shaped locking handle makes valve spring work easier, facilitating maintenance and reducing hand fatigue for efficient and comfortable use. Advanced Puller Feet Thickened puller feet are produced by one piece molding and a high temperature heat process to ensure excellent strength and durability. Reinforced feet make installing or removing valve springs quick and easy, enabling smooth operation and precise performance during extended use. Key benefits - High toughness and reliability under difficult working conditions. - Durable rust resistant finish that maintains appearance in humid environments. - Ergonomic locking handle that reduces fatigue and speeds valve spring maintenance. - Strong, durable puller feet for easy, precise operation over long periods. Applications - Valve spring installation or removal during automotive engine service, repair, or rebuilds. - Valve spring maintenance on small engines such as motorcycles, generators, and lawn equipment. - Valve spring work in industrial machinery where dependable puller feet support smooth and accurate performance.