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The Bergeon 31081-P05 is a light and ergonomic antimagnetic watchmaker screwdriver set, featuring an anodized aluminum handle and a self‑lubricating POM synthetic head (Ø13 mm). The conical non‑magnetic blades are made of Declafor 1015 (ref. 8899‑M) and come in five common diameters: 0.80, 1.00, 1.20, 1.40, and 1.60 mm.
The set is supplied in a plastic pouch. Ideal for professional watch repair environments where anti‑magnetic properties are critical, this tool ensures sensitive movement parts are not magnetized.
Antimagnetic Design – Conical blades made of Declafor 1015 non‑magnetic material, prevents magnetizing hairsprings, balance wheels, and other sensitive parts.
Light & Ergonomic – Anodized aluminum handle, lightweight and comfortable for extended use.
Self‑Lubricating Head – POM synthetic head (Ø13 mm) for smooth rotation without additional oiling.
Five Common Sizes – 0.80–1.60 mm covers most watch repair screw sizes.
Swiss Bergeon Original – Professional quality, precise and reliable.
| Parameter | Details |
|---|---|
| Model | Bergeon 31081-P05 |
| Set Contents | 5 screwdrivers (with blades) |
| Blade Diameters | 0.80, 1.00, 1.20, 1.40, 1.60 mm |
| Blade Material | Declafor 1015 (non‑magnetic), ref. 8899‑M |
| Blade Shape | Conical |
| Handle Material | Anodized aluminum |
| Head Material | POM synthetic (self‑lubricating, Ø13 mm) |
| Storage | Plastic pouch |
| Antimagnetic | Yes |
| Origin | Switzerland |
Removing movement screws (bridges, balance, escapement, etc.) in watch repair
Precision mechanical repairs where anti‑magnetic properties are critical (e.g., tourbillon, high‑end watches)
Preventing timekeeping errors caused by tool magnetization
Jewelry making, precision instrument repair
1. Is this a genuine Bergeon set?
Yes. It is a Swiss Bergeon factory‑original model 31081-P05, brand new.
2. What is the difference between antimagnetic and regular screwdrivers?
Antimagnetic blades are made of a special non‑magnetic alloy (Declafor 1015). They will not become magnetized nor magnetize movement parts like hairsprings and balance wheels, preserving accuracy.
3. Are the blades replaceable?
This set has fixed blades. For replaceable blades, choose the Bergeon 7900 series.
4. How do I clean and maintain them?
Wipe with a soft cloth after use. Avoid corrosive chemicals. The POM head is self‑lubricating, no oil needed.
5. Are they suitable for left‑handed users?
Yes, the ergonomic handle works well for both left and right hands.
Fast worldwide shipping within 3 business days.
Competitive pricing on Seiko/Hattori calibers.
3,000+ watch movements and parts in stock.
Trusted by watchmakers worldwide.
Personalized sourcing support via [email protected] or WhatsApp +86 18620212114.
