Universal compatibility This 2-in-1 drill chuck ratchet key is equipped with a double-sided ratchet and three socket sizes (1.5–10 mm, 1.5–13 mm, 3–16 mm) and fits most drill chucks. A universal solution for professionals and DIY. Efficient dual-chuck tool The 2-in-1 drill chuck ratchet key features a double-head design and integrated ratchet system for fast, tool-free bit changes. Simplifies your workflow and reduces downtime. Quick-change ratcheting Switch between tightening and loosening with the quick-change ratcheting function, providing precise control for a range of drilling tasks with minimal wrist effort. Secure magnetic chuck grip Each head has a magnetic tip that locks securely into the chuck, preventing slipping and enhancing safety during operation. Use scenarios - When assembling furniture or mounting hardware, quickly swap drill bits without leaving the chuck. - In automotive or electrical projects, switch rapidly between driving screws and drilling without changing tools. - For DIY repairs, use the tightening/loosening switch to control torque and reduce wrist strain during repetitive tasks.