Qerwsdty Watchmaker Repair Tool Kit Watch Opener Wrench Back Cover Remover Opening Tools for Battery Change Watch Repair Tool

[Applicable watch types]This adjustable watch opener is only suitable for watch back cover with notches, not for other types of watch back cover. [Function of the watch holder]With the watch holder, the grip area is larger, which can generate more torque and help you open the watch back cover more comfortably and efficiently. [Adjustable]The watch opener can be used in the range of 15-60mm, which is suitable for most watches. You can set the right bit spacing by rolling the adjusting wheel in the middle.