4.9 Cm Diameter Clock Spring Main Spring Replacement Mechanical Watch Maintenance

Label:Yes 2.One of the professional watch repairing tools, suitable for repairmen and amateurs to save expensive repair costs. 3.Suitable for watch makers and watch repairing workers to use, practical and wonderful tool. 4.Copper material is durable and not easy to deform, can effectively resist oxidation, long service life. 5.Mainly used for ensuring normal working and stable performance of watch movement. 1.Wonderful replacement for the old or broken one, about 4.9cm / 1.93in of the diameter and 2cm / 0.79in of the height.

Item Type: Movement Main Spring Material: Copper Diameter: Approx. 4.9cm / 1.93in Height: Approx. 2cm / 0.79in Usage: Used to replace watch movement main spring

Package List: 1 x Roll of Movement Main Spring

Note: 1. Please allow 1-5mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.