... ,copper wire,aluminum wir Precision MOULD CORE and cavity insert manufacturing 1.OEM design&Machining 2.Software:CAD,Pro/E,UG,3D ... wire, Alu wire, steel wire, and all the metal drawing.2.Characteristics of using: high hardness,well wear resistent, long service ... of insert sleeve shrinkage sleeve are used,to prevent explosion.(2) Use ultra precision laser to drill the holl,to insurance ...