I began taking work from a local jeweler and finding again that fashion watches can be surprisingly hard to open and close, so I decided to refresh my weaponry a little. First, the oversize Jaxa tool. I have a bench opener but I'm too lazy to use it on every time. It is built well and tight, with no play. The screws are fine thread and allow precise adjustment. Inserts are held by a flat spring instead of a lousy ball, and include the most used square tips - which is not a given