Box joint design provides a stronger joint for increased leverage and a better grip on to the work piece. This 12 inch pliers provides up to 2-3/4" working capcity. Push button adustment allows for up to 18 positions to set the tool to the correct working capacity. The handle is engineered with "pinch" free design to protect your hand from those painful blood blisters. Dual component , comfort grip handle, will allow the user to hold the tool in a more ergonomic correct position.