1. Durability The flexible drill bit extension is made of quality metal, ensuring lasting durability and portability with a protective outer casing. This protects your hand when the inner shaft rotates during use, providing both safety and ease. 2. Universal Compatibility The drill bit extension is suitable for hex screwdrivers and cordless drill/drivers with a shank diameter of 6.35 mm (1/4 inch), making it a versatile tool addition. It connects with other tools, becoming an important device for various tasks. 3. Enhanced Flexibility With a flexible shaft that bends up to 300 degrees, the drill bit extension is ideal for accessing screws in tight and hardtoreach spaces. This allows you to efficiently maneuver your tools, ensuring no spot is left unreachable. 4. Secure Bit Holder The integrated bit holder keeps fasteners and bits securely in place during operation, ensuring stability and precision in every task. With the flexible drill extension, you can confidently work on projects, knowing your parts will stay in place.