8CM Watch Crown Winder Helper Watch Hand Watch Crown Tool Mechanical Winding Watchmaker Repair Tool

Features:
Stainless steel handy tool for winding up your watch.
Crown on your watch is small and difficult to wind, makes winding up of all watches easier.
Stainless steel construction of good quality, push at the end to open the jaws to fit most small to large crowns.
This has spring mechanism, you push a side that opens the clamp, place on the crown then the spring holds the waterproof crown for winding.
Set the time or date of the watch in just a few seconds.
Just press the piston on the head and the jaws lock to the crown of two-tone watches.

Specifications:
Material: Stainless Steel
Total Length: Approx. 8cm/3.15inch
Color: Silver

Package include:
1 Piece Watch Crown Winder Helper