Watch Screw Back Case Cover Opener Remover Wrench Repairing Tool Set For Watchmaker Open Cell Change Kits

Features:
Suitable for opening and closing screw back case, especially for some expensive model.
Including a wrench and six grooved dies of different diameters.
Adopting fine steel material with stable construction, it is rustless and durability.
Easy and handy to take with you because its small size and light weight.
It comes with a storage box for easy storage and well organization.