1. Unique Design: The revolutionary design of the wrench extension features an internal hexagonal key plate for strong and precise screwing. Its colorful splice design adds a touch of uniqueness, while the rotationlocking function ensures a secure grip. Achieve maximum precision and efficiency in every task with unparalleled grip and control. 2. Multifunctional Applications: The advanced design of the wrench extension adapts to any hole size between 1.5 and 10 mm for hex keys, including 11 mm, ensuring complete hole positioning accuracy. With its versatile functions and easy adjustability, this adaptable accessory is the addition to any handcrafted toolset. 3. Enhanced Efficiency: The afterburner rod properties of our wrench extension ensure effortless application, while the chamferededge clamping head and Thandle key adapter allow for smooth and easy insertion. Equipped with a hex key grip, this tool guarantees higher efficiency, making even the toughest jobs a breeze. 4. Easy to Carry: With a compact design, our wrench extension tool bar offers unmatched comfort and portability, allowing you to take it anywhere. for accessing hardtoreach screws and nuts in tight spaces anytime, anywhere.