specification of casting parts: 1.Material Aluminum/copper/steel,etc2.Processsand casting, gravity casting, low-pressure die casting, high-pressure die casting.3. Specification drawings Pro/E, Auto CAD, Solidwork, CAXA UG, CAD/CAM/CAE.4. Precision machining CNC, milling machine, drilling machine, numerical lathe, all types of lathe5...