Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | E-Flex Gold | TF Adaptive |
|---|---|---|
| Manufacturer | Eighteeth | Kerr Dental |
| Alloy | Control Memory NiTi (gold heat-treated) | R-Phase NiTi (Twisted) |
| Heat Treatment | Gold Heat-Treated | R-Phase |
| Motion | Continuous Rotation | Adaptive |
| Files | 9 | 6 |
| Taper | Variable | Variable |
| Cross-section | Not specified | Triangular |
| Speed | 300–350 RPM | — |
| Torque | 2.5–3 Ncm | — |
| Use Type | Single-use | Reusable (limited) |
Best For
E-Flex Gold
cost-effective gold heat-treated rotary systemintegrated workflow (orifice opener + glider + shaping in one family)single uniform speed/torque setting (350 RPM / 2 Ncm)
TF Adaptive
adaptive motion (auto rotation/reciprocation)severely curved canalsautomatic load-based motion switching
Key Features
E-Flex Gold
Gold heat-treated CM wire with integrated orifice opener (17/.08) and glider (19/.02) — variable pitch design with non-cutting safety tip
TF Adaptive
Adaptive motion automatically transitions between rotation and reciprocation based on canal stress