[1] Special design for polishing of the fiber optic MU/PC connectors. [2] 18 connectors can be placed for polishing at the same time. [3] Push&pull type are speed to suit for the operation need. [4] Signifiacant number marked on each plate, it is easy to identify by operator. [5] Parts are changeable on each polish jig, it is cost effective. [6] The water inlet hole of polish jig comply with the water outlet of polish machine, it is easy to expel the dusts out during operation.