Bit Magnetizer Ring Screwdriver Bit Drive Holder Universal 21mm Removable Magnetizer Ring Magnetic Steel For Screwdriver Bits

Usage: 1. Insert the magnetic steel sleeve into the 6.35mm batch head for connection. 2. Confirm that the magnetic steel sleeve has been fixed on the batch head. 3. Place the screws on the batch head where the magnetic steel sleeve is inserted. 4. Strong magnetism prevents the screw from falling off Specification: Material: Metal Hardness: HRC60 Size: 21 * 12 mm Magnetism: Strong magnetism Explosion-proof: No Insulation: No Screw head: General purpose System: Metric  Package Included: 1 X Magnetizer Ring