... Capacity: 500000 - 1000000 units yearly capacity6.Production equipment: MIYANO , TSUGAMI,Motor manfacturing line customized from Japan,HAITIAN,high-precision measurement equipment ... box handpiece handpiece stand foot pedalDescription and Features:1.Micro motor handpiece2.Hand foot variable speed control,can raise working ... there is any question on our production JD3500 micro motor handpiece