Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K3XF | ZenFlex |
|---|---|---|
| Manufacturer | Kerr Endodontics | Kerr Dental |
| Alloy | R-Phase™ Heat-Treated NiTi | Heat-Treated NiTi (Controlled Memory) |
| Heat Treatment | R-Phase | CM-Wire |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 24 | 10 |
| Taper | Variable | 4%, 6% |
| Cross-section | Asymmetric Triple-Fluted | Triangular |
| Speed | 350 RPM | 500 RPM |
| Torque | 3 Ncm | 1–3.5 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)
ZenFlex
minimally invasive shapingcontrolled-memory flexibilitydual taper strategy (.04/.06)
Key Features
K3XF
Original K3 asymmetric triple-fluted design enhanced with R-Phase heat treatment for improved flexibility and cyclic fatigue resistance
ZenFlex
Violet oxide surface with 1mm flute diameter for minimally invasive shaping and excellent flexibility