... : as customer's drawing 4.finish: nickel, zinc/chrome plated precision brass connector* Material:brass,copper,stainless steel,SUS304/303,aluminium ... ,RoHS testing,hardness testing* Surface finish:zinc/nickel,Chrome plated after heat treatment* Proccessing scopes: Fiber-optic communications, medical devices ... etc. * OEM order is welcome* The customized designs are appreciated. precision brass connector