Chrome-Vanadium steel construction - Built from chrome-vanadium steel and heat treated for long-term high performance, delivering reliable strength and durability even under heavy use. Corrosion protection and appearance - Features anti-rust blackening technology that keeps the tool looking like new in any environment. - Moisture resistance and a polished finish help maintain a clean, professional appearance and extend life. Ergonomic grip for comfortable use - Ergonomic, floral-pattern grip provides cushioned control for fast, comfortable operation. - Designed to reduce hand fatigue during valve spring work while maintaining precise handling. Enhanced extractor feet for reliability - Reinforced extractor feet deliver greater strength and durability for removal or installation tasks. - Thicker extractor feet are produced via one-piece casting and high-temperature heat treatment to improve performance. Use scenarios - Automotive engine valve spring replacement or maintenance during engine service or rebuilds, where reliable spring removal and installation are critical. - Motorcycle, small-engine, or lawn equipment valve spring service in a shop or field setting, requiring controlled compression and ease of use. - Industrial machinery valve spring maintenance in humid or high-temperature environments, where corrosion resistance and robust feet support long runtimes.