Baume & Mercier Case Opening Tool with 3 Serrated Dies

Maximum capacity: Ø 25mm
8-in-1 multipurpose; spring operated and reversible. Will hold a wide range of movements upto 13 ligne

Opens to 50mm capacity.

Die Sizes (mm): 18.50, 20.20, 22.50, 26.50, 28.30, 29.50.
To open oyster style watches. Watch gets locked into position so that it reduces the chances of scratching.

Suction Type with Wood Handle
Uses suction to open a threaded back without damaging the surface.