Curved Jaw Locking Grip Wrenches manufactured with a rolled chrome vanadium steel body and drop forged hardened steel jaws with. These grip wrenches have been specially designed to grip circular objects. Features and Benefits Locking mechanism designed to hold the wrench in place once adjusted, leaving both hands free Bright nickel plating which is resistant to corrosion Jaw opening and clamping pressure can be adjusted with the knurled head screw Fitted with wire spring to ensure efficient opening of the jaws Typical Applications Plumbing and general pipe work