Master 4 is a high cutting-efficiency Files ✔️Excellent flexibility and memory effect. ✔️High cutting efficiency suitable for continuous rotation movement. ✔️Triangular cross section holds a steady core strength of the instrument, the centering ability gets improved. ✔️Less effort and simplified procedure to achieve an optimum preparation. ✔️Safe guiding tip can lead the instrument to the apical of the canal, which avoids canal perforation and transportation. • Kit contains:  6 pcs • Available in assorted & individual sizes: (15-40 / Tapered 4)