Otto Frei.
Quality Jewelry Supplies for Generations - Since 1930
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Cannon Pinion Tools


Seitz Attachment to Tighten Cannon Pinions




Bergeon 4854 Cannon Pinion Remover with Lever and Wooden Handle

For small and large watches, adaptable to all sizes. Measures 130 mm in length.




Bergeon 4733 Cannon Pinion Tightener

This pliers-type cannon-pinion tightener is one quick way to increase friction on the center wheel pinion. With screw regulated opening system.


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Bergeon Cannon Pinion Tightener

Bergeon Cannon Pinion Tightener
Now discontinued by Bergeon.



Bergeon #2 Presto Cannon Pinion & Pocket Watch Hand Remover Green Handle

For use on cannon pinions and for larger pocket watch and small clock hands. Hands, cannon pinions, sweep wheels and chronograph driving wheel remover. Bergeon reference #30637-2




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Otto Frei, Watch Parts Since 1930
Customers Entrance
126 2nd St. Oakland, California 94607
Mailing Address: PO BOX 796, Oakland Ca. 94604
Freight Shipment Address: 119 3rd St. Oakland Ca. 94607 USA

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For stock checks on watch parts not listed on the site please call the watch material department at 510-832-0355 ext 2., Monday to Friday 9 AM to 5 PM Pacific Standard Time Zone.
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510.832.0355 EXT. 2
800.900.3734 (fax)

510.832.0355 EXT. 2
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