- Magnetic Hex Shank: This 1/4 inch (6.35mm) hexagonal handle features a strong magnetic grip, ensuring a secure connection for your screwdriver drill bit extension. Say goodbye to frustrating bit slips during your projects. - Quick Release Design: Our innovative locking mechanism combined with powerful magnetism allows you to change drill bits or extensions swiftly and effortlessly. Spend less time on setup and more time getting the job done. - Wide Compatibility: This tool is designed to work seamlessly with a variety of equipment including pneumatic air tools, electric drills, charging drills, and electric screwdrivers. Whether you're tackling DIY tasks at home or professional jobs, this extension is the perfect solution. - Durable Construction: Crafted from high-quality chrome tungsten steel, this extension is built for long-lasting performance and is resistant to wear. You can rely on it for all your drilling needs, ensuring it stands up to rigorous use. Use scenarios: 1. Use it with your electric drill for assembling furniture, providing a stable connection for precise drilling. 2. Ideal for DIY enthusiasts working on home improvement projects, allowing for quick bit changes to accommodate different materials. 3. Perfect for professional tradespeople who need a reliable extension for their pneumatic tools, ensuring efficient workflow on the job site.