Nakanishi (NSK) is the world’s largest manufacturer of rotary instruments for the dental profession which includes air-driven and electric handpieces, specialty handpieces (endo, surgical, hygiene), electric motors and handpiece maintenance systems. The Ti-Max Z contra-angle and air turbine series and the NLZ micromotors resulted from NSK's constant quest to make the impossible possible. NSK manufactures almost all parts in-house to guarantee the highest precision, reliability and unmatched performance of all products.