... price for larger volume Item NamePrecision Nickel Silver Mobile Phone Shielding Cover of Metal Stamped ... and other professional equipments.MaterialStainless steel, tinplate, nickel silver, phosphor copper, beryllium bronze, aluminium and other ... engineersMaking processProgression die, Deep drawing, Grinding, Stretch, Punch, Bending, Surface treatment and Assembly,TappingDesignMould design according ...