十字槽沉头自攻螺钉|沙特标准|SASO-ISO-15482

  十字槽沉头自攻螺钉|沙特标准|SASO-ISO-15482
  
  SASO-ISO-15482
  
  Cross recessed countersunk head drilling screws with tapping screw thread
  
  十字槽沉头自攻螺钉
  

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