Quality Material: metal construction delivers robustness and durability, resists deformation, and provides stable support for extended screwdriver use. Wide Compatibility: Features a 1/4inch hex shank that fits electric screwdrivers, handheld screwdrivers, drill bits, and a variety of other tools for broad operational needs. Convenient and UserFriendly: An extension tool that increases reach for screwdriver bits, ideal for narrow or hardtoreach spaces; quickrelease design enables easy bit changes and improves work efficiency. Versatile Applications: Particularly useful where extra length is needed, such as furniture assembly, automotive repairs, and electronic device maintenance; suitable for both DIY enthusiasts and professional craftsmen. Use scenarios: Assembling furniture in tight spaces behind panels, enabling access to recessed screws without strain. Reaching screws in cramped areas during automotive interior repairs. Maintaining and repairing electronic devices or appliances that require extended reach to distant fasteners.