Opening Size: 15/16 inches Design Pattern: Thin pattern open-end (also known as a service or pump wrench)Angle Offset: 30-degree head angle to allow for a better turning arc in restricted locations. Thickness: Super thin profile (approximately 1/4 inch thick) specifically suited for tightening jam nuts, hydraulic lines, and pump fittings. Finish: Satin Chrome (provides corrosion resistance).