Geinxurn 4Pcs Screwdriver Bit Magnetizer Ring ABS Plastic Bit Magnetizer/Demagnetizer for 1/4 Inch Shank Bits Strong Magnetism

Geinxur Screwdriver Bit Magnetizer Ring4Pieces Bit Screwdriver Bit Magnetizer RingInstant magnetize : Reinforce magnetism by Simply sllding bit into the MagnetizerDemagnetize : Demagnetization by simply swiping the bit across the MagnatizerInstantly Magnetizes Bits with Turbo-StrengthConstructed with high-impact ABS plastic for superior durability, impact resistance, and long-lasting performanceStrong magnet catches screws: Attaching the NMG to a bit makeits retaining strength about 20 times more than normal magnetized bitsCompact Portable :Pocket-sized ABS housingfor ultimate portabilityStrong magnet catches screws: Attaching the NMG to a bit makeits retaining strength about 20 times more than normal magnetized bitsWisdy used