The Gearwrench 85574 is a 7/16" double box ratcheting open-end wrench. It is made by GearWrench, a brand known for producing high-quality tools. This wrench features a ratcheting mechanism that allows for quick and easy tightening and loosening. The open-end design provides additional access to bolts and screws, making it a versatile tool for any job. The wrench is designed for use in the automotive industry, but can also be used for general-purpose applications.