How to repair a broken thread in 11 steps | GSR Blog

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If the thread is damaged, the screw can no longer be screwed into or out of the thread.

Thread repair kits help here

11 steps to thread repair:

  1. Determine the thread size using a thread template
  2. Refer to the GSR manual for thread size
  3. Clamp the appropriate core drill bit
  4. Oiling a core drill bit with thread cutting fluid
  5. Drill out the broken thread with the core drill
  6. Clamp the appropriate tap in a tap wrench
  7. Oil the tap with thread cutting fluid
  8. Cutting the thread for the thread insert
  9. Select a suitable thread insert and screw it in with the aid of the screw-in tool
  10. Break the tang with the tang breaker
  11. Do not forget to check your new thread

In the following video we explain how to repair a broken thread:

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