Bergeon 31081 ETACHRON Adjustment and Regulating Screwdriver

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Product Description

The Bergeon 31081-TETC has an adapted blade to work specifically with the ETACHRON stud. The nut 'blade' has been shaped to fit over the stud and regulating pins. Turning the stud will change the centering of the balance spring and turning the regulating pins will open or close the pins on the balance spring. The screwdriver and blade are made of stainless steel with a self-lubricating swivel head of synthetic material.

  • Adjusting the spiral centering between the racket pins for Etachron
  • Handle made of aluminum and blade made of stainless steel
  • Swivel self-lubricating head made of synthetic material
  • Swiss made

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