- Accurately lock screws and tightly snapped while reducing abrasion to the the screw and the screwdriver.
- Strong magnetism prevents the screw from falling off, but it would not magnetize a screwdriver or the screw.
- Easy to use. Just insert the screwdriver bit into the magnetic ring, the screw can be easily picked up.
- Perfect for hex screwdriver bits with diameter 6.35mm(1/4 inch).
- Made of steel, fine workership, high efficiency and long service life.
