... steel, Aluminum Alloy. * Software for drawings: Auto CAD, Pro-E, UG, Soli * Hammer* Material: Brass, Stainless steel, Carbon steel ... , Aluminum Alloy. * Software for drawings: Auto CAD, Pro-E, ... * Surface treatments: Polishing, plating, machining, etc. * Application: Auto Parts, Industrial parts, Machinery parts, Building Parts, Valves ...