This Vise-Grip 5-10WR Curved Jaw Locking Pliers with Wire Cutter measures 10 inches and has a jaw adjustment range up to 1-7/8 inches, locks instantly, releases quickly, and adjusts to plier action, features curved jaws, knurled tips, and wire cutters able to cut a 1/4-inch bolt. Involute jaw curve permits user to put tremendous pressure on four points of any style nut or bolt head. Irwin tools are made of only the finest materials, manufactured to exacting tolerances.