Ultrasonic files IRRI-S 21 mm ISO 025, pack of 4

Gentle rinsing activation without dentin removal.

• Safe removal of the smear layer as a result of ultrasound-related effects such as microcurrents and bubble formation through cavitation
  
• Representation of delicate, deep-lying structures and isthmuses
  
• IRRI S: straightened wire
  
• IRRI K (K-type)