168pcs Set Watch Repair Battery Replacement Tool Kit 1. Ideal for common watch repairs, such as adjusting strap length, opening the back cover, changing straps, removing straps, adjusting strap settings, replacing batteries, and gaskets. 2. From disassembly to assembly, all the necessary tools are included to easily open and close the watch cover. 3. Convenient, durable, and portable, this tool is highly practical and easy to operate, allowing you to troubleshoot watch problems at home. 4. The hammer side is used to strike the punch pin, while the opposite side is used to strike the connecting shaft, minimizing scratches. 5. The entire bag is designed for easy storage, preventing parts from getting lost. 6. Bag dimensions: 20.5 x 10 x 4.5 cm. Packaging contents: Gourd pry tool x 1 Pozidriv mount x 1 Single-head fork x 1 Watch cloth x 1 Small round band remover x 1 Oval base x 1 Small hammer x 1 Instruction manual x 1 Small three-jaw tool x 1 Tweezers x 1 Screwdriver x 3 Punch pins x 3 Spare tips x 5 Prongs x 18 Hair clips x 20 Watch lugs x 108