Irwin Vise-Grip 10" Curved Jaw Locking Pliers with Wire Cutter are made of steel alloy and have a limited lifetime warranty. The pliers have a jaw capacity of 1.3125" and a jaw tip size of 0.375". The 8" handle length and 10" overall length make them easy to use and maneuver. The pliers also feature a wire cutter for added convenience.