Handle 25% easier to apply torque. Reduces user fatigue. Easier to apply force. Bar 33% less deflection. Saves time improves flatness of glue up. Proof Load 20% greater load capacity. Tool performs effectively in high force applications. Soft grip handle is larger and more ergonomic, allowing higher clamping pressure without as much effort. I-beam bar reduces flexing and bowing. Clutch-style lock is dependable and durable. Improved screw thread clamps down in 1/2 the time of the average clamp.