Tosi is a professional dental handpiece manufacturer located in Foshan,Guangdong,China. We have been making dental handpiece only for more than 10 years.We have many patents,including the E-generator air drive high speed handpiece and disposable handpiece,etc.Everyyear,we have new products with new idea to catch up with the trend of the dental equipment industry. Now,we have several new models,including 4:1 reciprocating low speed,Wireless Endo-motor,1:5 increasing handpiece,etc.