A heat-treated NiTi wire with enhanced flexibility and great resistance to cyclic fatigue. To be used in a similar technique to Vortex Blue. Blue heat treatment provides superior strength while maintaining flexibility to negotiate all canals. Box contains : - 1 x Size #17, taper 8%, length: 19 mm - 2 x Size #20, taper 4%, length: 25 mm. - 2 x Size #25 , taper 4%, length : 25 mm. - 1 x Size #30, taper 4%, length : 25 mm. **For further product information, please contact chat support**