1 Durable Stainless Steel Materials: The watch crown winder tool is made of rustproof stainless steel, durable and has a good texture, with a long service life. 2 Repair Precisely: A stainless steel precision nut driver of the watch crown winder can securely hold the small size nuts when installing, which improves repair efficiency. 3 Save Time and Effort: With the stainless steel crown winder tool, the winding process is more efficient, avoiding the tedious process of manual winding. 4 Convenient: The crown winder is easy to use, and with this handy helper you can repair the watch more safely and save your fingers, making repair easier. 5 Widely Used: Crown assistant is suitable for repairing mechanical watches and convenient winding. Suitable for personal family use and watch shops.

What's in the box
1 x Watch Crown Winder Tool