Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K3XF | R-Motion |
|---|---|---|
| Manufacturer | Kerr Endodontics | FKG Dentaire |
| Alloy | R-Phase™ Heat-Treated NiTi | Heat-Treated NiTi |
| Heat Treatment | R-Phase | Other |
| Motion | Continuous Rotation | Reciprocating |
| Files | 24 | 7 |
| Taper | Variable | Variable |
| Cross-section | Asymmetric Triple-Fluted | Rounded triangular |
| Speed | 350 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)
R-Motion
minimally invasive reciprocationlower dentine stresswide curvature accommodation
Key Features
K3XF
Original K3 asymmetric triple-fluted design enhanced with R-Phase heat treatment for improved flexibility and cyclic fatigue resistance
R-Motion
Thinner core and optimized tip for lower dentine stress with enhanced cyclic fatigue resistance (manufacturer data)