Power-Link and Guide system. Dynamic Power. Proprietary Power-Link and Guide System delivers more real power than any other tool design. Powers dual-moving jaws efficiently by linking the tool's cylinder to a pair of levers, generating unparalleled force. Provides a unique and ever-increasing power gain throughout jaw closure. Enhances precision and operator control by guiding jaws to a fixed, centerline closure. Results in a 99% mechanical-hydraulic power efficiency.