... turned SGS audited More than 20 years experience in special fastener 1,Name:SS 304 door handle;door handle;zinc alloy handle 2 ... ,etcAlloy steel4130,4140,G51150,etcStainless steel201,202,301,302,303,304,316,310,430,etcBrassC28000,C37710,C3450,C27200,etcBronzeC51900,C60600,C17200 ... industry is machined hardware fastener ,especially the cutting/turning parts. SS 304 door handle