Quick Change Bit Extension Set – Efficient, Secure, and Versatile Designed to make your drilling and fastening tasks faster and easier, this bit extension set offers a reliable quick change and release system, for both professionals and DIY users. Key Features: Quick change and release mechanism lets you install, lock, and unlock bits in seconds, minimizing downtime during projects. 1/4 inch (6.35 mm) hex shank compatible with most drills, screwdrivers, and batch heads, ensuring wide tool compatibility. Three length options included: 2 inch (60 mm), 4 inch (100 mm), and 6 inch (150 mm) to meet varying reach requirements and improve accessibility in tight or deep spaces. Secure locking interface with builtin magnetic hold for tighter bit retention, preventing slips during operation and automatically releasing bits with ease. Performance and Benefits: Saves time on bit changes, boosting your productivity on repetitive tasks. Versatile sizing adapts to different working environments, from compact areas to extended depth fastening. Magnetic locking ensures bits stay firmly in place for precise, stable work, reducing the risk of stripouts or wobbling. Applications: 1. Ideal for assembling furniture where switching between different bit types is frequent. 2. for electrical installations that require accessing tight panels or enclosures. 3. Suitable for automotive repairs where extended reach helps reach recessed screws or bolts. This set combines speed, convenience, and secure performance, allowing for smooth workflow across a wide range of projects. Built to fit standard 1/4 inch hex tools and designed for dependable daily use, it is a practical addition to any toolbox.