- Three Length Options : This set includes three extension rods, measuring 60 mm, 100 mm, and 150 mm, allowing you to select the perfect length for your specific tasks. - Durable Construction : Crafted from high-quality carbon steel and chrome-vanadium steel, these extension holders are designed to withstand heavy use, ensuring maximum durability and longevity. - Versatile Tool : Compatible with various screwdrivers, drills, and bits, these extension holders offer flexibility for a wide range of applications, making them an essential addition to your toolkit. - Secure and Magnetic : Featuring a locking mechanism and a powerful built-in magnet, these extension holders prevent bit heads from falling, providing a safe and reliable connection during use. Use Scenarios : 1. Ideal for reaching tight spaces in automotive repair, where precise extensions are required for accessing hard-to-reach screws or bolts. 2. Perfect for home improvement projects, such as assembling furniture, where different lengths can accommodate various angles and depths. 3. Useful in construction tasks, allowing for effective use with drills and bits without the worry of losing parts. With these attributes, our extension holder set is designed to enhance your efficiency and ease of use, meeting the needs of both professionals and DIY enthusiasts.