... 1/4"-4" 3. Specification: Din, IFI, JIS... DescriptionBolt and NutStandardDIN, ANSI, ASME, ASTM, IFI, JIS, ASMaterialLow carbon steel, Alloy steel, Stainless ... , DIN604, DIN608, ASME B18.5,DIN912, DIN7991, ASME/ANSI B18.3, DIN6921, IFI-111, DIN931, DIN933, DIN558, DIN960, DIN961, DIN558, ... ,DIN444, DIN261, DIN186, ASME B18.5,DIN7991, ASME/ANSI B18.3, DIN604, DIN6914, ASTM A325, ASTM A 490, DIN571, ASME ...