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Single-file efficiency. Enhanced cutting. Confident canal shaping. RCS Rainbow One is a heat-treated NiTi single-file rotary system designed for efficient root canal preparation, combining flexibility, cutting efficiency, and resistance to cyclic fatigue and torsional stress. Its slim S-shaped cross-section increases cutting efficiency by up to 30%, supporting faster and more effective dentin removal. The variable pitch design promotes efficient debris removal, while the DLC (Diamond-Like Carbon) coating enhances the instrument’s surface properties and mechanical performance. Designed as a single-file system, Rainbow One provides a streamlined approach to mechanical canal preparation while maintaining efficient shaping performance.
| Product | RCS Rainbow One |
| Product Type | Single-File Rotary System |
| Material | Heat-Treated NiTi |
| Cross-Section | Slim S-Shaped |
| Cutting Efficiency | Up to 30% increase |
| Surface Coating | DLC (Diamond-Like Carbon) |
| Available Tapers | .04 / .06 |
| Available Lengths | 21 / 25 / 31 mm |
| Rainbow One Assorted Kit | #17/.08, #20/.04, #25/.04 & #30/.04 — 25 mm, 4 files |
| SX + 3-File Kit | SX + 3 Rainbow One files in the selected size and taper |
| Recommended Speed | 400 RPM |
| Recommended Torque | 2.0 N·cm |
| Instrumentation Technique | Single-File Rotary |
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