Square Bars Thread Rod Galvanized standard:DIN,GB,ANSI,ISO material:iron,carbon steel, ... steel,steel grade:4.8-10.9 Square Bars Thread Rod GalvanizedStandard:DIN, ANSI, GB, JISMaterial: stainless steel, carbon steel, steelSize ... kinds of bolts, or according to customerss drawings and samples with high quality.If you are interested in our products , please ...