... , Filler Neck Parts with Precision Die Molds and Tooling, Made of Aluminum Alloy Model Number:DR-D053 Material: aluminum alloy Die ... , sand and mold-casting process Can offer three types of molds die-castings, sand-castings and permanent mold-casting Software ... , auto CAD, UG, CAD, PDF and solid works 2008 flow analysis Further machining work: turning and cutting, milling, grinding, drilling and ...