The Proto B327800 combination wrench features a satin finish that provides corrosion resistance and a slip-resistant grip, while the 12-point box end with TorquePlus™ system allows fine indexing for improved speed and access in tight spaces. The box end fits 4-, 6-, and 12-point fasteners for versatile use across a wide range of applications.
The Anti-Slip Design (ASD) open end delivers added control and reduces fastener rounding, making this wrench ideal for industrial, MRO, and heavy-duty maintenance tasks. Tether-ready design supports tool accountability and drop-prevention programs in safety-critical environments.