Bergeon 8008 - Rubber Ball, Watch Case Opener - Opening/Closing Screw-Down Case Backs

Bergeon 8008 – Rubber Ball for Watch Cases

The Bergeon 8008 is a universal watchmaking tool made of soft, non-slip rubber, designed to open and close screw-on case backs without any risk of scratches. Thanks to its friction surface, this rubber ball adheres perfectly to the case back, allowing it to be unscrewed or screwed back on safely, without using a wrench or metallic tool.

Key Features

• Model: Bergeon 8008 – professional rubber ball.
• Diameter: compatible up to 67 mm for most watch cases.
• Material: soft, non-slip, and wear-resistant rubber.
• Compatibility: battery-powered, automatic, mechanical, and waterproof watches.
• Origin: Swiss made – Bergeon watchmaking quality.

Simple and Secure Use

Place the ball on the screw-on case back, press lightly, and turn gently. The friction generated allows you to open or close the case without damaging it. This tool is ideal for:

• Changing a watch battery.
• Performing a quick maintenance or mechanism check.
• Handling watches without risk of scratches or crushing.

Advantages of the Bergeon 8008

• Metal-free tool: prevents marks on the case.
• Perfect grip thanks to its friction rubber.
• Compatible with most screw-on case backs (up to 67 mm).
• Suitable for both professional watchmakers and amateurs.
• Durability and Swiss manufacturing quality by Bergeon.

Why Choose This Watchmaking Tool

The Bergeon 8008 rubber ball is a reference in watchmaking for its ease of use and reliability. It advantageously replaces metallic opening wrenches by offering a clean, gentle, and efficient solution for all types of watches. Whether you want to change a battery, maintain an automatic movement, or simply check a seal, this tool guarantees safe and precise handling.

Watch Case Opening and Closing Tool

Also known as a friction ball or case opening ball, the Bergeon 8008 is compatible with screw-on cases made of steel, titanium, gold, or ceramic. Its rubber coating prevents any slipping during rotation and protects the case back from scratches. It is the ideal tool for watches from brands such as Rolex, Omega, Seiko, Tissot, Citizen, Longines, Tudor, or any other model requiring damage-free access to the screw-on case back.

Usage Tip

• Ensure the case surface is clean and dry before use.
• Press the ball firmly against the case back, then turn slowly in the desired direction.
• Do not use on non-screw-on or snap-on cases.

Care and Durability

The rubber of the Bergeon 8008 maintains its flexibility and grip over time. Clean it regularly with warm water and mild soap to maintain its effectiveness. Store it away from heat and solvents.

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