... . Batching production6. Reverse engineering7. Brass/aluminum parts CNC machiningPreferred Formats:Pro/E, Solidworks, Unigraphics, Catia, Auto CAD ... prototype, prototyping, plastic prototyping, cnc machining, cnc machining parts, nbkc, sample, 3d printing, 3d model, machining ... prototype, prototyping, plastic prototyping, cnc machining, cnc machining parts, nbkc, sample, 3d printing, 3d model, machining ...