Drop forged and heat treated steel for durability and corrosion-resistance. Straight jaws are for universal use while curved jaws prove more efficient in tightening, clamping and turning round objects. Both jaws are equipped with strengthened teeth for stronger grip. The additional adjustable screw attached to the handle provides the ideal clamping pressure, making your work more easily. Ergonomic anti-slip handles for great comfort and firm control. Includes 6-1/2” long nose locking pliers, 7” and 10” curved jaw locking pliers. Specifications: 6-1/2" long nose locking pliers 7" curved jaw locking pliers 10" curved jaw locking pliers The pliers set is built high quality, essential design of 3 sizes to meet your various of needs. Locking mechanism for quick release.Rubberized handles provide cushioned grip. Smoothly adjustment screws for convenient operation.