... Spec. Model Number Tablet PC Aluminum Back ShellDescription Aluminum Housing for Tablet PCMaterialAl.Specifications Depends ... on your drawingSurface treatmentSelf color or customizeManufacturing equipmentDie Stamping, Bending Tolerance±0 ... stamping, perforating, bending, welding, plating, pad/screen printing, assembling Equipment: tonnage 5T-300T punching ...