Name: Hexagon Nut(GB6172)
Standard: AMST,BS,ISO,JIS,DIN934,GB52,GB6170
Specification: M6-M30
Surface Finish of Hexagon Nut(GB6172):
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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