Bergeon Jaxa Mini Key Tool, designed specifically for opening waterproof screw-back watch cases. This compact tool comes with two adjustable chucks that easily attach to the main unit. Simply use the center wheel to adjust the chucks to fit the screw slots on your watch case, allowing you to securely grasp and open the back. The set includes one pair of chucks with slots (Bergeon 2819-Mini) for added convenience.
Case Opener
