Clock mainspring winder.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...k_fullsize.jpg
Previously:
Micro machining for watch parts - GIF
Watch gear assembly - GIF
Watch crystal lift - video
Vintage ribbon loom for making watch straps - GIF
How a watch is made - GIF
1871 automatic screw-making machine - video and photo
Bookmarks