© 2019 Masterfix

Closed end


  1. Closed end inserts have the advantage that they offer a 100 percent watertight connection. This way the thread cannot be damaged by water or dirt
  2. Safe for use in electrical circuits, because no fluids can get inĀ 

Diversity in types
Available from stock in steel. Other materials can be delivered on demand.

View catalogue for dimensions and specifications.


  • All applications where a watertight connection is desired: containers, tanks, airco systems.
  • Applications in electrical circuits.
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