csk head self drilling screw - Alibaba.com
We're a leading factory of CSK self drilling screw in Tianjin China. Our factory located in Wangwenzhuang Town,Which is a quite famous area for producing screws in China. 1.The main Specifications of our countersunk head self-drilling screw: Material carbon steel C1022 Feature Countersunk head, drilling point Finished galvanized (blue/white/color) or Phosphated Diameter M-3.5-M12 Length 10 ...
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