- Gentle ultrasonic irrigation without dentine removal (for details see studies of the ACTA university, Amsterdam)
- Safe removal of smear layer thanks to ultrasonic effects such as micro streaming and cavitation
- Exposure of delicate anatomical structures
- IRRi S: Smooth wire: paasive ultrasonic irrigation (Pull)
- IRRI K: Exposure of delicate anatomical structures
- Each in blister pack of 4 files