Features Universal Compatibility: Absorb and use with various cutter bars, making it versatile for different screwdriver types. Dual Magnetization Modes: Easily increase magnetism by putting the magnetic sleeve directly on the screwdriver rod, preventing screws from falling and boosting work efficiency. Slide the rod or bit against the side groove to remove magnetism as needed. Instantaneous Magnetization: Built-in powerful ceramics for quick magnetization, enhancing working performance. The high-quality ABS plastic shell ensures durability and wear-resistance. Compact and Portable: Small size for easy carrying and storage, providing convenient and efficient use on the go. Durable Construction: Made of strong and wear-resistant materials, ensuring long-lasting performance and reliability. Specification: Item Type: Bits Magnetizer Ring Material: Plastic Magnetic Sleeve Applicable: Screwdriver or bit with the maximum diameter of the shank less than approx. 6.35mm / 0.3in Color: Blue and black Size: Approx. 28 x 17mm / 1.1 x 0.7in Package List: Item Type: Bits Magnetizer Ring Material: Plastic Magnetic Sleeve Applicable: Screwdriver or bit with the maximum diameter of the shank less than approx. 6.35mm / 0.3in Color: Blue and black Size: Approx. 28 x 17mm / 1.1 x 0.7in Package List 3 x Bits Magnetizer Ring