... Polishing, sand blasting, heat treatment, aluminium casting 6-cylinder auto intake manifoldDetailed Product Description 1.Material: Aluminium 2 ... 25 engineers, and is accessible to technique design, mould design and technique development. It has technology section, ... requirement 5.Specification drawings Pro/E, Auto CAD, Solidwork, CAXA 6.Precision machiningCNC,milling machine,drilling machine,numerical ...