The Wera 5073275001 Joker Jaw-Ratchet Wrench is a high-quality, self-setting tool designed for hexagonal screws and nuts with a 15 mm opening width. This innovative wrench features a unique jaw-ratchet mechanism that automatically and continuously grips the hexagonal head, providing a secure hold without slipping. Its small return angle allows for quick and efficient fastening in confined spaces. The wrench also incorporates a holding function to prevent screws and nuts from falling, enhancing user convenience and safety. With a total length of 200 mm, this genuine Wera tool is engineered for durability and precision, making it an essential addition to any professional toolkit.