It is said that the diameter of human hair is 0.06mm. Watch repair shops use tiny drills that help them work with the tiny parts of watches, adjust gears and product new parts.
On the left is a 1mm drill. We work with much smaller precision drills such as the one shown on the right.
Here are some superb tools and equipment that help watchmakers work in that micro world.
At first glance, these exceptional tools and equipment may seem old and shabby, however, they are one of a kind and can not be found anywhere else in Japan.