What kind of screwdriver is this? There are also rotating disk, grip in the palm of the hand, screw screws very convenient!
Precision screwdriver, these are usually a set of, mainly screw small electronic products, screws, mobile phones, watches and so on
This is the original watch screw driver. Now there are many such screwdrivers. The workmanship and operation are better than yours. You can check the same on the internet. Choose what you like.
