EASY TO USE: Combines magnetization and demagnetization functions. Place the magnetic sleeve directly onto the screwdriver shaft to enhance magnetism, prevent screws from falling off, and improve work efficiency. PROFESSIONAL UNIVERSAL MAGNET SOCKET: Slide the bar or bit driver back and forth against the side groove to remove magnetism. Compact and portable design, compatible with various tool shanks for versatile use. STRONG AND WEAR-RESISTANT MATERIAL: Made of high-performance ceramic for instant magnetization. The outer shell is constructed from high-quality ABS plastic, providing durability and resistance to wear. EASY TO CARRY AND INSTALL: The universal magnetic ring is compact, lightweight, and convenient to store and transport. Simple to install and delivers reliable performance. Suitable for various tool types. WIDELY USED: Designed for tool handles with a maximum diameter of approximately 6.35 mm (0.25 inches). Compatible with screwdrivers and similar tools. The removable magnetic ring can be used in multiple applications for enhanced functionality.