Swiss Bergeon 7995 Balance Cock Holding Support Tool

Bergeon 7995 Balance Cock Holding Support Tool (Balance Bridge Holding Tool) with ergonomic Ø31mm delrin base with brass spike. 
Enables the watchmaker to position the balance-cock with his balance-spring, avoiding  polluting the oil on the staff pivot, during the corrections.
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100% Made By Bergeon Swiss And Brand New