This Bergeon 8923 press allows watchmakers to easily release and lock the bolt of oscillating weights. Featuring two interchangeable stainless steel heads for compatibility with a range of popular calibers, this professional press allows for quick, precise adjustments while providing stable support during operation. Made from durable composite material. Swiss-made.
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Head A (Ø 10.30 mm) for calibers:
ETA 2891, 2892, 2893, 2894, 2895, 2896, 2897
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Head B (Ø 7 mm) for calibers:
Valjoux 7750, 7770; Valgranges A07111, A07161, A07271
