Cavitron® 30K FITGRIP™ Ultrasonic Inserts – THINsertCavitron 30K FITGRIP THINsert ultrasonic inserts thin tip is designed to allow access in difficult areas, without the loss of tactile sensation. 47% thinner tip diameter than the current FSI Slimline straight inserts9 back bend designDesigned to be used at all power levelsUnique one piece design allows the hygienists fingers to naturally conform to the gripLarger grip diameter lessens muscle load and pinch forceRippled grip texture is designed to