Morse impact crimping pliers set. The set includes pliers in 4 sizes, made of high-quality materials. Jaws are made of C45 carbon steel and are subjected to appropriate heat treatment, which is characterized by high strength and high ductility. Handles are made of Q235 steel. Walrus pliers are perfect for hydraulic and welding works, as well as in car workshops and locksmith shops. Product Features: jaws made of C45 hardened carbon steel the lower self-clamping jaw allows the jaws to be firmly clamped on the selected element, preventing it from slipping and moving jaw spacing adjustment screw a release mechanism allows the jaws to be opened easily the pliers have a comfortable ergonomic handle made of durable Q235 steel pliers sizes: 250mm 10 "; 190mm 7"; 170mm 6.5 "; 125mm 5"