Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | K3XF | One Shape |
|---|---|---|
| Manufacturer | Kerr Endodontics | Micro-Mega (COLTENE) |
| Alloy | R-Phase™ Heat-Treated NiTi | Conventional NiTi |
| Heat Treatment | R-Phase | Conventional |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 24 | 1 |
| Taper | Variable | 6% |
| Cross-section | Asymmetric Triple-Fluted | Variable asymmetric (3→2 cutting edges) |
| Speed | 350 RPM | 350 RPM |
| Torque | 3 Ncm | 2.5 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)
One Shape
single-file rotary simplicityefficient continuous rotation shapingcost-effective one-instrument workflow
Key Features
K3XF
Original K3 asymmetric triple-fluted design enhanced with R-Phase heat treatment for improved flexibility and cyclic fatigue resistance
One Shape
Single-file continuous rotation with variable asymmetric cross-section (3 to 2 cutting edges) and ABC anti-breakage control