1,High Quality: It is made of high quality metal materials for maximum durability. 2,Watch accessories: important watch parts with which you can replace the movement. Exquisite workmanship. 3,Practical: a good replacement for or damaged mechanical movements. Easy to install and to use. 4,Unique Watch movement, high precision. 5,It has a wide range of uses and is suitable for the daily maintenance and replacement of watch repairers, watchmakers and users. Product name: Mechanical Watch Movement Type: GM12/GM10 Item Type: Repair Tools & Kits Note:The movement is a precision , is the need to repair the table technology to operate the people, do not understand the people to find a table repair master, so as not to damage the movement caused by a waste. Colour:silver Material:Metal Package Contents: 1 x Movement 1 x Movement handle Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.