Features: 1. Advantages: compact and easy to carry, universal type can be absorbed and used in various cutter bars.  2. Magnetization and demagnetization in one: Magnetization method: Put the magnetic sleeve directly on the screwdriver rod or the bit head rod to increase the bit head magnetic attraction screw to prevent the screw from falling and increase work efficiency 3. Demagnetization method: Slide the screwdriver rod or bit back and forth against the side groove to remove magnetism.  4. Built-in powerful ceramic plate instantaneous magnetization, the shell is made of high-quality ABS plastic, strong and wear-resistant.  5. The magnetic sleeve is suitable for the screwdriver or bit with the maximum diameter of the shank less than 6.35mm.    Specification:  Product Name Screwdriver Magnetic Ring;  Material Plastic and Magnet;  Suitable for Screwdriver Bits;    Package Included: 2x Magnetic ring(Screwdriver bit is not included)