Locking Plier

Locking pliers (commonly referred to by the trademark Vise-Grips) are high-leverage hand tools engineered with a sophisticated over-center toggle mechanism. This design allows the tool to be locked onto a workpiece with immense, sustained clamping force, effectively acting as a portable hand-vise. Once the handles are closed past a specific point, the tool remains "hands-free" until the integrated release lever is engaged