Watch Analyzer-Test Batteries without Opening Cases Practice Rings Mountings & Plates Largest hole: 6 mm —

Largest hole: 6 mm — smallest hole: 0

5 pcs – NPK78 N

highly polished surface to prevent marring metal during forming

Swiss premium quality construction from Glardon-Vallorbe

Watch Analyzer-Test Batteries without Opening Cases Practice Rings Mountings & Plates Largest hole: 6 mm —This watch analyzer lets watchmakers determine whether a quartz watch's step motor is functioning or if the battery is dead all without opening the case. Unlike competing testers available at higher price points, this analyzer also tests the coil, providing more complete diagnostics in a single tool. A 9 volt battery is included. Features Tests quartz watch batteries without opening the case Verifies step motor operation Also tests the coil a