Clinical Tip
Compare specifications above to choose the best system for your clinical case.
Specifications
| — | E-Flex Gold | One Curve |
|---|---|---|
| Manufacturer | Eighteeth | Micro-Mega (COLTENE) |
| Alloy | Control Memory NiTi (gold heat-treated) | C.Wire NiTi |
| Heat Treatment | Gold Heat-Treated | C-Wire |
| Motion | Continuous Rotation | Continuous Rotation |
| Files | 9 | 4 |
| Taper | Variable | 6%, 4% |
| Cross-section | Not specified | Variable |
| Speed | 300–350 RPM | 300 RPM |
| Torque | 2.5–3 Ncm | 2.5 Ncm |
| Use Type | Single-use | Single-use |
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)
One Curve
single-file rotary simplicitycontrolled-memory flexibilitypre-bendable for difficult access
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
One Curve
Controlled-memory single-file rotary system with variable cross-section for full canal shaping