Actopus 5mm Watch Crown Winder Tool Manual Mechanical Winding Watches Fix

Package includes: 1PCS winder tool. Reminds: The tools need lubricate regularly. For adult only.

Product Features

• Crown winding tool for easy winding of mechanical watches.
• Spring-loaded, metal construction
• A precision nut driver to securely hold small size nuts when installing.
• Easy to use and save your fingers.