... :Drilling ,Threading ,CNC machineFinish: chrome, zinc, gold-plated, black phosphate, painting, e-coating, powder coating, galvanizing, and anodizingDrawing format like IGS ... ;5)Surface finish: Zinc/nickel rome plating, hot galvanized, cementite,painting, PVC powder coating, decrement plating;6)Products shown on the ... information,please contact us.. Aluminum die casting,automible parts and accessories