How to Use the Screw Extractor?
1. The size of #6 - #10 needs to be installed in the socket adapter first, and then attach it to the extension bit holder (The other sizes can be attached to the extension bit holder directly).
2. Use the drill(Dr) bit to drill a hole in broken screws.
3. Change to use the extract(Ex) bit with the same size.
4. Reverse use the drill and take out the broken bit.