Pocket Watch Crab Case Opener with Jaxa Style Keys

Allows opening of all types of snap-backs, quartz back opener.

Ingenious tool for opening and closing all types of screw-backs.
Cast iron handle offers excellent grip. Claws can be adjusted to suit different sizes

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.

V Type Nickelled with Two Knobs.
Unique design with adjustable jaws for opening screw-back watches.