Feature: 1. Mechanical watch movement 3035 mainspring special designed for watch repairing. 2. Mainly used for ensuring normal working and stable performance of watch movement. 3. Practical mechanical watch repair accessories, give you a satisfactory experience. 4. Suitable for watch makers and watch repairing workers to use, practical and wonderful tool. 5. Wonderful replacement for the old or broken one, made of high quality alloy material. Specification: Condition: 100% Brand New Item Type: 3035 Mainspring Material: Alloy Usage: Used to replace broken or old movement mainspring in watches Model: 3035 Package List: 1 x Mainspring