Universal Magnetic Ring for 6.35mm 1/4" Drill Bit Magnet Powerful Ring Strong Magnetizer Electric Screwdriver Bits

Feature: * The Screwdriver Bits Magnetic Ring can accurately lock screws, reduce abrasion to the the screw and the screwdriver head, extend service life span. * Impact resistant and hard, good wear resistance. Use it to magnetize the 6.35 mm bit. * Strong magnetism prevents the screws from falling out. Specification: Material: Metal Size: 23*15mm Color: blue/yellow/red Package includes: 1pc * Screwdriver Magnetic Ring Notes: 1.)The colors may have difference as the different display, please understand. 2.)Please allow 1-2mm error due to manual measurement.