Description: Adjustable design, more suitable for different watch sizes. It is very suitable for watch chain, replacement of watch battery, etc. Professional tools can reduce the damage of the watch case during the repair process. Made of materials, strong and durable. It is very suitable for watch repairers, watchmakers and daily users to the case. specification: Type: Repair tool and kit item material: plastic Length: 12cm Width: 5cm Height: 2.5cm Weight: 20g color: blue packing list: 1 * Case opener Only the contents of the above package, not other products. Note: Light shooting and different monitors may cause the color of the objects in the picture to be slightly different from the actual object. The allowable measurement error is /- 1-3cm. Many tools are included to perform the most common tasks.