[Upgraded Accessories] Our watch tool case opener with 6 set opening teeth can be opened at most from the watch covers and the adjustment range is 20mm-55mm to avoid the problem of the watch cover not opening. We offer extra punch needles * 5, watch remover accessories * 5 and spring rod parts * 2 for removing and replacing the watch band. [Multifunction] The watch tool set includes removing or opening the watch case, adjusting or replacing the watch band, replacing the battery, gaskets, etc. This repair tool will help you solve your watch problem at home instead of going to a repair shop. Save time and money. [Portable and Lightweight] The watch repair kit with a black nylon zipper case for convenient storage, easy to maintain and get the job done from anywhere. [Professional] The 153-piece watch tool set is very suitable for professional watchmakers and collectors to repair and adjust their watches. For valuable watches and important parts repair, please contact a professional watch