PLIERS LOCKING 7" STRAIGHT. This product is a straight jaw locking pliers, made of alloy steel, it is a multi-functional tool with positive handle that can work as a portable vise clamp, an adjustable wrench, and also locking pliers, Safely containing nuts and hexagonal and square screws, as well as rods, tubes and sheet metal. They are easily adjusted and lock to any size within their capacity.