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PZ flat head, ribs under head and partial thread
 
 
 
 

PZ flat head, ribs under head and partial thread

 

Chipboard screws PZ flat head, ribs under head and partial thread

  • Carbon steel: C1022
  • Case hardness: HV 560 min.
  • Core hardness: HV 330-420
  • Threaded section: as per listing (Ex 3,5x30/18 = thread 18)