Features 1、45# Steel Material: This pipe wrench is made of 45# steel, heat treated as a whole, which is high hardness, large torques, good toughness and wear resistant 2、Standards Compliant: The teeth of the wrench are high frequency quenched, which the bite is tight, the wrench and the movable jaw meet the standard 3、Reset Spring: This plumbing wrench adopts high strength spring, which is not easy to be damaged and fall off 4、Ergonomic Design: The handle of the wrench adopts ergonomic design, which is convenient and comfortable to hold, suitable for long term work 5、Application: This wrench is suitable for steel joints, automobile maintenance, pipeline maintenance, machine maintenance and repair Specification Item Type: Pipe Wrench Material: 45# Steel Scope of Use: Steel bar joints, automobile maintenance, pipeline maintenance, machine maintenance and repair Package List 1 x Pipe Wrench