We are capable of processing large racks ranging from mp0.5 to mp12, and a top length of 2 meters at once . Racks with module ranging from m0.5 to m12, a top length of 3 meters, and a precision (jis) ranging from 3 to 4 . The nc gear cutting precision: the arithmetical ratio of each gear is í=0.01m/m ; the accumulated arithmetical ratio of 300mm is í=0.03~0.05m/m . Series: hr, gr, sr, ghr, sscpg: Material s45c, dimension 50m/m~2000m/m. Spec. Cp3~cp10/dp4~dp24/mp0.5~mp12