Blue Annealed Coating Hexagon Bolt

Blue Annealed Coating Hexagon Bolt

Name: Blue Annealed Coating Hexagon Bolt
Standard: AMST, BS, ISO, JIS, DIN6923
Specification: M6-M30
Surface Finish of Blue Annealed Coating Hexagon Bolt:
Black Oxide Coating, Plating with Yellow Zinc, Plating with white Zinc, Plating with blue and white Zinc, Plating with black Zinc, Chrome Plated, Brass Plate, Galvanized, Hot-dip galvanized, Plating Dacromet.
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