Stainess steel S hook Cold and polished Min dia:1mm SGS ... in special fastener field 1,Name: Stainess steel S hook;S hook;Stainess steel hook2,For the similar hook,what ... ,1020,1045,etcAlloy steel4130,4140,G51150,etcStainless steel201,202,301,302,303,304,316,310,430,etcBrassC28000,C37710,C3450, ... so that you could avoid lots of risks.P.S:For us,the most competitive industry is machined hardware ...