The KNIPEX Double Box-End Wrench (Model HZ630-21X23) features sizes of 21mm and 23mm, making it ideal for a variety of fastening applications. Constructed from high-strength materials, this wrench ensures durability and reliability in demanding environments. Its precision-engineered design provides a secure grip on fasteners, reducing slippage and damage. Meeting ANSI standards, it is suitable for professional use in automotive and industrial settings. The compact size allows for easy maneuverability in tight spaces, making it an essential tool for mechanics and technicians.