Soft-Grip 30k Burnett Power-Tip™ with Internal Water Ultrasonic Scaler Insert DSG30TSoft Grip 30k Burnett Power Tip with Internal Water Ultrasonic Scaler Insert 70% more powermuch greater power than a Universal or Perio insert. Robust enough to smooth plaque trapping overhangs and remove proximal accretions and stubborn cements. Silicone grips insulate against vibration and heat transfer. Comfortable and ergonomic soft grip. For use in Parkells 30KHz and all 30KHz compatible scalers. Durable construction inserts last longer.