Adjustable Three-Prong Watch Case Back Opener
Designed for screw-down watch case backs, this adjustable opener uses three contact points to provide balanced engagement. Interchangeable bits help match different case-back notch profiles, while the knurled handle supports controlled adjustment during battery replacement and general watch servicing.
Key Features
- Adjustable three-prong design for screw-down watch case backs
- Interchangeable bits for different case-back notch profiles
- Knurled handle for a secure grip
- Multiple tool sizes and storage-case options
- Suitable for watch battery replacement and general watch servicing
How to Use
- Secure the watch in a suitable case holder.
- Select the bits that match the case-back notches.
- Adjust all three prongs so they contact the notches evenly.
- Apply steady, controlled pressure and turn the opener slowly.
Important Notes
- For screw-down case backs only; not intended for snap-on or press-fit backs.
- Incorrect positioning or excessive force may damage the watch case.
- Professional use or prior watch-repair experience is recommended.
- Product appearance and included accessories vary by selected option.