1、Small and easy to carry, universal type can be absorbed and used in various cutter bars. 2、Combined magnetization and demagnetization, put the magnetic sleeve directly on the screwdriver rod to increase the magnetism, prevent the screw from falling, and increase the working efficiency 3、Slide the screwdriver rod or bit back and forth against the side groove to remove the magnetism. 4、Built‑in powerful ceramics with instantaneous magnetization, the shell is made of high‑quality ABS plastic, strong and wear‑resistant. 5、Small size, easy to carry and store, convenient to use and with good performance 3 x Bits Magnetizer Ring Item Type: Bits Magnetizer RingMaterial: PlasticMagnetic Sleeve Applicable: Screwdriver or bit with the maximum diameter of the shank less than approx. 6.35mm / 0.3inColor: Blue and blackSize: Approx. 28 x 17mm / 1.1 x 0.7in