U metal stamping parts with two holes SGS audited More than 20 years experience in fastener ... 12.9,etcCarbon steelGr.B,Gr.C,Gr.D,Gr.36,Gr.58,1010,1015,1016,1020,1045,etcAlloy steel4130, ... our own way to supply you the high quality products with lowest priceand delivery on time as we can .We ... .productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); U metal stamping parts with two holes