Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K3XF | PathFile |
|---|---|---|
| Manufacturer | Kerr Endodontics | Dentsply Sirona |
| Alloy | R-Phase™ Heat-Treated NiTi | Conventional NiTi |
| Heat Treatment | R-Phase | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 24 | 3 |
| Taper | Variable | 2% |
| Cross-section | Asymmetric Triple-Fluted | Square |
| Speed | 350 RPM | 300 RPM |
| Torque | 3 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)
PathFile
multi-file mechanical glide path preparationcompanion to ProTaper Universal and ProTaper Gold shaping sequencesprogressive enlargement from #10 K-file to rotary-ready diameter
Key Features
K3XF
Original K3 asymmetric triple-fluted design enhanced with R-Phase heat treatment for improved flexibility and cyclic fatigue resistance
PathFile
Three-file rotary glide path sequence (013/.02, 016/.02, 019/.02) for progressive mechanical enlargement before shaping files