This Ultrasonic Cutter is designed compact and lightweight with an easy hand grip to reduce fatigue allowing for long continuous operation. This ideal hand piece offers excellent maneuverability with no vibration to the hand ensuring an accurate and sharp cutting finish. The controller automatically adjusts the output power depending on the load so there is no need to make any adjustments on the controller during the working process. A constant frequency provides steady cutting results. From simple work to fine cutting and complicated shapes, this Ultrasonic cutting Knife performs effortlessly and beautifully.