latest steel enclosure for keys storage OEM welcome metal,steel,powder coating,etc high ... quality control punctual delivery latest steel enclosure for keys storageMaterial:Cold rolled steel, hot rolled steel, stainless steel, ... hot galvanized, painting, polishing, brushing,chrome/zinc/nickel plating, anodize, electronic polish, silk-screen or customized. Service type:OEM, ODMPrototype leadtime ...