These wrenches are made of high-quality alloy steel with hardened teeth. The handle is ergonomic to reduce fatigue and the handle is heat treated for durability. The tools are designed for a variety of applications such as plumbing, electrical work, heavy-duty repeated use, or industrial applications. These water pump pliers are perfect for your own needs in the kitchen, bathroom, and workshop. They are made of high-quality steel alloy with hardened teeth that can withstand extreme tension or torque. This tool will help you handle the most difficult tasks while keeping your hands safe from injury. The Slim Water Pump Pliers are designed for use on pipes and nuts. The special barrier prevents damage to the inner surfaces of the pipe you are working on. This tool is specially designed for water hammer protection purposes. It can be used for general plumbing, such as water supply and drainage, to remove clogs and remove metal items from pipes. Insulated Handle The plier has an insulated high-grade plastic handle, which provides comfortable hand support for improved control. It keeps the user safe from electrical shocks while working. This non-conductive soft grip handle can insulate 1000 Volts of current.