Irwin Vise-Grip 7" Locking Wrench, a versatile tool designed to lock on 3 sides of a hex fastener, providing maximum grip and preventing slipping or damage. It can adjust to a range of sizes from 7/16" (11MM) to 3/4" (19MM), eliminating the need for multiple standard & metric combination wrenches. This wrench is ideal for automotive and industrial applications. Made of high-grade, heat-treated alloy steel, it ensures maximum toughness and durability. The classic trigger release provides maximum locking force, while the built-in wire cutter adds to its functionality.