Upgraded AccessoriesOur watch case opener tool with 6 sets of opener teeth can open most of the watch covers and the adjustment range is 20mm-55mm to avoid the problem of not opening the watch covers. Multi-function Watchmaker tool set includes removing or opening the watch case, adjusting or replacing the watch strap, replacing the battery, seals, etc. This repair tool will help you solve your watch problem at home instead of going to a repair shop. Save your money and time. Portable and lightweight The watch repair kit comes with a black nylon zipper case for convenient storage, easy to maintain and get the job done from anywhere. Professional The 153 pcs watch Tool set is very suitable for professional watchmakers and collectors who carry out repair and adjustment work on their watches. Regarding the valuable watches and the repair of the important parts, please contact a professional watch shop. Package Contents: 6 x Punch Needle 1 x Tripod Opener 1 x Knife 1 x Screwdriver 1 x tweezers 1 x scale ear 1 x hammer 1 x dismantling harness 108 x The wars 1 x watch strap holder 5 x screwdriver bits 18 x Tripod Opener Teeth 1 x The Firm Seat 5 x Watch Remover Accessories 2 x Ear Parts