Metal Cover 1)precision:by your drawing 2)surface treatment:zinc, chrome ... and Mold Casting for Over 10 yearsSoftware for drawing: pro/E, auto CAD, UG, CAD,PDF and Solidworks2008 flow analysisFurther machining ... …2) surface treatment:Can be zinc, chrome plate, nickle plate, e-coating...3) producing scope:stamping, turning, welding,die-casting, milling ...