This KNIPEX Alligator® Pliers Set includes three of their most popular sizes—7-1/4", 10", and 12”neatly organized in a durable plastic storage tray. Each plier offers 9 adjustment positions and a slim head design for better access in tight spaces, along with self-locking jaws that grip pipes and nuts securely with minimal hand force. Built from forged chrome vanadium steel and featuring hardened teeth, these pliers deliver outstanding gripping power, durability, and comfort for demanding jobs indoors or out.