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Bergeon 4072 is a Swiss-made steel mandrel for holding hairsprings, 105 mm long. It securely holds hairsprings for watch repair and adjustment.
Model: Bergeon 4072
Type: Pin vice / steel mandrel for hairsprings
Material: Steel
Length: 105 mm
Use: Hold hairsprings
Origin: Made in Swiss
Condition: Brand new in original packing
1. Is it genuine?
Yes, genuine Bergeon, made in Swiss, brand new in original packing.
2. How is the quality?
Steel material, precise and durable, professional-grade.
3. What is it suitable for?
Ideal for holding hairsprings during repair and adjustment.
Fast Worldwide Shipping – Orders are dispatched within 3 business days.
Competitive Pricing – Great value across watch movements, replacement parts and watchmaking tools.
Extensive Selection – More than 3,000 watch movements, parts and accessories available.
Trusted Worldwide – Trusted by watchmakers, repair professionals and watch enthusiasts worldwide.
Personalized Sourcing – Can’t find the part you need? Contact [email protected] or WhatsApp +86 18620212114.









