... , brass, plastic etc.Making process:Stamping, deep drawing, bending, punching, laser cutting, threading, welding , tapping, riveting, grindingSurface treatment:Hot galvanized, polishing, chrome ... IndustryComputer components IndustryAircondition industryFile formats:Pro/Engineer, Solid Works, Unigraphics, Auto CAD, (IGS, STP, STL and X-T)