Keyless Drill Chuck 1/4 Inch Hex Shank Quick-Change Converter Aluminum Alloy Sturdy Versatile Compatibility Secure Bit Locking _x000D_ Features: High-Quality Construction: Crafted from robust aluminum alloy for the drill chuck and carbon steel for the shank, this mini keyless drill chuck offers superior strength and durability. The materials ensure long-lasting performance, making it ideal for both professional and DIY applications. Versatile Compatibility: This drill chuck instantly converts impact drivers to hold non-quick change drill and driver bits. It allows hex drive power tools to use conventional drill bits, broadening the range of tools you can use with your power tool setup. This versatility saves you time and money by eliminating the need for multiple adapters. Quick and Easy Bit Changes: The keyless chuck design allows for finger-tightening, making bit changes fast and effortless. The quick-change hex shank ensures that you can swap out bits instantly, enhancing your productivity by minimizing downtime during projects. Secure Bit Locking: The chuck easily locks onto and releases drill bits, ensuring a secure hold during use. This feature ensures that your bits remain firmly in place, providing a reliable and efficient drilling experience. It's especially useful for tasks requiring precision and accuracy. Multiple Size Options: With drill chuck ranges of 0.3-3.4mm, 0.3-6.5mm, and 0.8-8mm, this tool caters to a wide variety of drill bit sizes and applications. Whether youre working on delicate projects or heavy-duty tasks, youll have the flexibility to use the right bit for the job. _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Specifications: Item Type: Drill Chuck Material: Aluminum alloy (Drill Chuck), Carbon steel (Shank) Color: Black Shank Type: 1/4" Hex Shank Drill Chuck Range:0.3-3.4mm0.3-6.5mm0.8-8mm _x000D_ _x000D_ Package Included: Type A: 1pc * 0.3-3.4mm Keyless Drill Chuck or Type B: 1pc * 0.3-6.5mm Keyless Drill Chuck or Type C: 1pc * 0.3-8mm Keyless Drill Chuck _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_