Are you looking for a professional, yet affordable tooth orthodontic wire? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further Our professional tooth orthodontic wire must meet you needs. It is one of the best choices for you. Features -Material: NiTi. - It has a corrective force and good resilience. - It has the function of plastic deformation, which can better restrain the teeth for correction. - The expansion rate is above 20%, and the fatigue life reaches the 7th power of 1*10. - The damping characteristic is 10 times higher than that of ordinary springs, and its corrosion resistance is better than the best medical stainless steel at present. - It has excellent characteristics such as wear resistance, corrosion resistance, high damping and super elasticity.