Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K3XF | ProTaper Next |
|---|---|---|
| Manufacturer | Kerr Endodontics | Dentsply Sirona |
| Alloy | R-Phase™ Heat-Treated NiTi | M-Wire NiTi |
| Heat Treatment | R-Phase | M-Wire |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 24 | 6 |
| Taper | Variable | Variable |
| Cross-section | Asymmetric Triple-Fluted | Not specified by manufacturer, Off-centered rectangular |
| Speed | 350 RPM | 300 RPM |
| Torque | 3 Ncm | 2 Ncm |
| Use Type | Reusable (limited) | Single-use |
Best For
K3XF
versatile multi-taper rotary shapingclinicians familiar with K3 techniquecases requiring wide taper selection (.04-.12)
ProTaper Next
off-centered swaggering motionreduced file engagementprogressive shaping
Key Features
K3XF
Original K3 asymmetric triple-fluted design enhanced with R-Phase heat treatment for improved flexibility and cyclic fatigue resistance
ProTaper Next
Off-centered rectangular cross-section creates swaggering motion for improved debris removal