AMIUHOUN 1 Piece Watch Case Back Opener Adjustable Watch Back Removal Tool Wrench Remover Metal Watchmaker Battery Change, silver

The watch case opening tool feels perfect and is and of high quality. Alloy steel and brass coating is designed for heavy duty use, making it much stronger and more than other similar products The jaw spacing can be adjusted between 10.5 mm and 65 mm and is suitable for opening waterproof watches of different sizes. (NOTE: It is used to open and close most screwed watch cases. It cannot be used for watches where the bottom cover is opened directly.) With the adjustable opener for the back of the watch, you can easily remove or screw the waterproof back of the watch to replace the battery or repair the watch. It is a necessary tool for watchmakers and watch repair workers No complicated process, you just need to attach the watch on the repair bracket or hold it in your hand and then turn the dial to adjust the bit distance corresponding to the width of the case. After installing the watch case opener, try to turn the back cover of the watch. The cover can be opened successfully