Shark Magnetizer

-Automatic adjustment to fit bits
-The front hole can hold the screws while using
-Suitable for all kinds of bits, hex key and screwdrivers under 6.35mm
-Allow your screwdrivers to grab small screws without losing it while repairing
-The powerful industrial N35 magnets keep the magnetism longer
-Also use as a demagnetizer (the magnetism cannot be totally removed)