The KNIPEX Insert Box-End Wrench (Open) is designed for optimal performance in fastening applications. Made from high-quality chrome vanadium steel, this wrench is built to last, providing excellent strength and durability. Its open-end design allows for easy access to fasteners in tight spaces, making it ideal for automotive and mechanical work. This tool meets ANSI standards for safety and performance, ensuring reliability during use. Compact and lightweight, it is easy to carry and store, making it an essential tool for professionals and DIY enthusiasts alike.