Irwin 8 IRWIN VISE-GRIP Original 4LW Locking Wrench, 4-inch (8)

Irwin 8. 4LW 4″ VISE-GRIP®Locking Wrench. Size: 4″ (100 mm). Jaw capacity: 9/16″ (14 mm). Heavy duty jaws lock on to three sides of a hex fastener and will not slip or mar. Designed to replace up to 16 wrench sizes. Includes a built-in wire cutter. Turn screw to adjust pressure and fit work. Turn screw stays adjusted for repetitive use. Constructed of high-grade heat-treated alloy steel for maximum toughness and durability. Classic trigger release designed to provide maximum locking force.