IRWIN Tools VISE-GRIP Original Locking Wrench with Wire Cutter (8). Heavy-duty jaws lock on to three sides of a hex fastener, and won't slip or mar the work piece. Built-in wire cutter means you don't have to switch tools. Constructed of high-grade heat-treated alloy steel for maximum toughness and durability. Guarded trigger gives you a quick release while helping prevent accidental release. Adjust pressure and work fit with turn screw that stays adjusted for repetitive use. Backed by the IRWIN lifetime guarantee.
From the Manufacturer
Vise-Grip Locking Wrench with Wire Cutter, measures 4 inches with a wrench size range of 1/4- to 9/16-inch, locks on to three sides of a hex fastener with tremendous force without marring or slipping off the fastener. Wrench adjusts to over 16 different standard and metric wrench sizes and features jaw tips that are knurled for better gripping. Irwin tools are made of only the finest materials, manufactured to exacting tolerances.