How do you add a screwdriver?
You can put a magnetic larger magnet on the screwdriver head for a period of time, it will be a little larger magnetic, and if you want a better effect, once used, put back to the magnet there, plus magnetic
Find two magnets, are relatively put together, put on the magnetic tools at the two magnets, fix!
Find a magnet that is strong enough to draw the screwdriver from one side to the other and can't be drawn back and forth. Over a period of time, the magnetization is completed
