Item Type: Watch Movement Hold Material: Copper Purpose: Suitable for firmly grasping the case and tools during repair. This suit is perfect for watches of different sizes. You can use these watch movements to hold the watch in place and prevent slipping and scraping while repairing or replacing the battery. The watch stand is compact in size and easy to carry. Fitment: Fit for 4040 4039 Watch Movement 1、Fix watch movement in the original position when maintenance or replacement of the battery to prevent slipping and scraping.  2、Both sides can be used, and adjustable use, suitable for most watches.  3、Suitable for watch repair workers, jewelry making, hobbies, process use.  4、Can be used to disassemble, adjust and repair watch movement.  5、Made of copper material, do not rust, sturdy, ensuring maximum durability.