ASTM A193 B7 Blue Teflon Coat Bolt with Nuts ,Size 1" x 130mm Length, Material: Carbon Steel ASTM A193 B7, Blue Teflon Coat Surface, Standard: DIN933
Fluoropolymer CoatedHeavy Nut,Size 7/8inch, Material ASTM A194 2H, Fluoropolymer Coating Surface, Standard ANSI B18.2.1