Place of Origin: | Zhejiang |
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Location: | Ningbo, Zhejiang, China (Mainland) |
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Business Type: | Manufacturer, Trading Company |
Type: | Others |
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self drilling screws: | carbon steel |
8 10.9 12.9 grade Carbon steel
Surface treatment: Black Zinc Dacromet
Standard:GB5785 ISO4162 ASME18.2.3