| Manufacturer | Dentsply Sirona |
|---|---|
| Material | M-Wire + Gold + Blue (mixed alloy) |
| Motion | Continuous rotation |
| Sequence | Slider · SX · Shaper · F1 · F2 · F3 · FX · FXL |
| Introduced | 2021 |
ProTaper Ultimate is Dentsply's latest ProTaper iteration, using different heat treatments for different files in the sequence: M-Wire for the Slider glide-path file, gold for shapers and finishers, and blue for the large FX/FXL. The design introduces a single universal "Shaper" file (replacing S1/S2) and extends the apical size range with FX (35/.08) and FXL (50/.05).