Kerr 823-4205 K3XF Nickel-Titanium Rotary Endodontic File, Size 20, 0.04 Taper, 25 mm Length, Yellow Tip (Pack of 6)

K3XF NiTi files provide clinicians with the safety and self-centering features of the original K3 plus an extraordinary new level of flexibility and resistance to cyclic fatigue provided by our proprietary R-Phase Technology. The K3XF is the ultimate in safety, flexibility and control. The K3XF System is color-coded with matching K3XF verifiers, obturators, gutta percha and paper points.

• Half the stiffness of other files and two times more resistant to fracture
• Better centering, more stability provided by a third radial land
• Less chance of transportation
• Variable pitch provides more control and channels debris coronally
• The stainless steel Axes handle ensures better posterior access