Ningbo Zhenhai Fumei Set Screw Factory
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Manager Xie
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+86-13586889678
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+86-574-86582963、86572963
- Material: carbon steel, alloy steel, stainless steel, copper, aluminum, etc., specification (mm): M3-M30; hardness: 8.8, 10.9, 12.9; surface treatment: natural color, blackened, galvanized, etc.