... :Steel, stainless steel, aluminum, zinc, copper, brass, plastic etcMachining process:CNC machining, milling, turning, drilling, planning, welding, laser cuttingSurface treatment:Polishing, chrome ... Formats:Pro/Engineer, SolidWorks, Unigraphics, Auto CAD (IGS, STP, STL and X-T) Precision Aluminum Machining parts