Grips like a big tool: The smallest water pump pliers in the world with full functional capability. One-handed quick adjustment up to 1" gripping capacity. The slim head provides a firm grip even in tight spaces. Self-locking on pipes and nuts: no slipping off the workpiece and low hand force required. Gripping surfaces with special hardened teeth. Box-joint design: high stability because of double guide. Texturized handles for a better grip. Pinch guard prevents operators' fingers being pinched. 11 adjustment positions.