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threades rods
Material:steel, stainless steel, brass
Durability:4.6
Surface:Zinc plating Cr3+, Cr6+ (blue or yellow)
Standard:DIN 975,
.Material:steel, stainless steel, brass
Durability:4.6
Surface:Zinc plating Cr3+, Cr6+ (blue or yellow)
Standard:DIN 975,
.