Bergeon 7990 Support for Cleaning Balance Wheel Impulse-pinA support used when cleaning the impulse pin. Holds the hairspring so you can clean the impulse pin without damaging the hairspring.? No need to remove the hairspring from the balance bridge.? Support measures 25mm in diameter with the slot tapering from 5mm to 9mm wide. Support for cleaning impulse pin No need to remove balance bridge Will not damage the hairspring 25mm diameter Swiss made We only sell brand new products. 100% Made By Bergeon Swiss

Diameter: 30

Very suitable for watch repair personnel

(Approx 13mm from pinhole to top

ApplicableStrap Diameter: 20mm

1mm) and three slotted hand extractors {0

Used for watch movement: 2824

suitable for VK63 movement

{SII) / TMI

ApplicableModel: for NH35/NH36/4R36 Movement

Multifunctional

l Applicable movement: for NH35

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