... .To achieve metal half-etching; 3.High precision; 4.used to prevent dust and dirt; 5.No burrs. Specifications: ... ; Products with complexed shape; No burrs,and integrated; Used for different kinds of metal; All ODM is welcome. ... name plate, metal cards, etched ornament, etc. Etching applications:electronics industry,communication industry,automotive,medical,precision engineering,areospace,military,etc. ...