Watch Repair Tools, Handy Wristwatch Watches Crown Winder Helper Mechanical Winding Instrument(6.0mm)
- Adopting premium metal construction, anti-rust and stableAdjustable, the crown winder fits most watch crown, winding your mechanical watch easily and fastCan be used when letting down the mainspring when working on mechanical watchesEasy and handy to take with you because its small size and light weight
