1.Name:zinc plated slotted type spring pin. 2.Meterial:Stainless Steel,Low Carbon Steel,etc. 3.Standard:DIN, ASTM,JIS, AS,GB ... . They are all certified by engineering supervision bureau and company SGS. And the registered trademarks is GongJian, having gained many ... .minisite.productShow(); oProductShow.init( { 'aImgSrc': aBigImageSrc } ); } )(); Plain,Chrome plated,Zinc plated and Black Spring Pins