Super elasticity and extreme flexibility. Minimal stress applied to dentine walls. Canal Cleaning. Excellent Cleaning Finisher. Remove Smear Layers Efficiently. Kit Contains: - 2 files x SX Taper 4% #20 - 17 mm. - 2 files x S1 Taper 6% #25 - 17 mm. - 2 files x S2 Taper 6% #30 - 17 mm. **For further product information , please contact Chat Support**