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From
Ningbo,
Zhejiang,
China
From
Ningbo,
Zhejiang,
China
Standard:din633, asme, gb12, gb14
Size:m5-m36, no.4-1-1/2
Material:carbon steel, stainless steel 304/316/201
Surface treatment:zinc plated blue/white, zinc plated yellow, hot dipped galvanized, plain.
