Durable aluminum alloy construction offers reliable performance, rust resistance, and a long service life. Easy to use and install, this chuck enables quick and straightforward power tool bit changes. Made from high quality aluminum alloy, the chuck is designed for durability and corrosion resistance. 1/4 hex shank fits most power tools that accept 1/4 hex bits, including electric drills, grinders, and screwdrivers. Use scenarios - Home improvement and furniture assembly: quickly swap between drill and driver bits to complete mounting, drilling, and screw driving tasks. - Workshop projects: handle drilling holes and driving screws in wood or metal without changing tools. - Repairs and maintenance: convenient for tasks around the house or garage that require frequent bit changes on various tools.