+86-513-85663928 
Material:stainless steel, carbon steel, brass
Diameter: customized
Surface treatment:Plain, black, zinc plated(yellow,blue)
No.221 Gangda Road,Qinzao street,Chongchuan District,Nantong City,JiangSu Province,China 
+86-513-85663928 
lily@ntsyie.com 
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