Features: *Drill chuck with 0.3-3.6mm Conversion Range:This drill chuck is designed to accommodate a wide range of drill bit sizes, from 0.3mm to 3.6mm. It offers versatility and convenience for various drilling tasks. *Keyless Chuck for Easy Bit Changes:With a finger-tightening mechanism, this drill chuck allows for quick and easy bit changes without the need for a chuck key. It saves time and effort during projects. *1/4 Hex Shank for Easy Attachment:The drill chuck features a 14 hexagonal shank that easily attaches to electric drill drivers. It ensures a secure and stable connection during drilling s. *Quick Change for Efficient Task Switching:This drill chuck enables quick and effortless changing of drill bits, allowing for smooth transitions between different tasks. It maximizes productivity and saves valuable time. *Securely Holds Fine Tips:The drill chuck securely holds drill bits ranging from 0.3mm to 3.6mm in size. It ensures a firm grip on the bits, anti-slip and ensuring accurate drilling results. Specifications: *Product Name:Drill Chuck *Material:Aluminum alloy+Carbon steel *Size:Approx. 0.3-3.6mm *Shank:1/4" Hex Shank *Color:Silver *Application:For electric mill *Qty.:11pcs,21pcs,26pcs(Optional) Package Content: 1 * Drill Chuck 10*drill bit(0.8-3.0mm) Or 1 * Drill Chuck 20*drill bit(0.3-1.6mm) Or 1 * Drill Chuck 25*drill bit(0.5-3.0mm ) Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【PREMIUM QUALITY MATERIAL】This product is carefully crafted with high quality materials to ensure its durability and longevity. Whether for daily use or special occasions, it provides excellent performance and a great user experience. 【VALUABLE VALUE FOR MONEY】Offering excellent performance and quality at a reasonable price, this product offers excellent value for money. Whether for your own use or as a gift, it is a very cost-effective choice and definitely worth every penny. 【RETURNS SERVICE】We offer 30 days hassle-free returns. If you are not satisfied with the product, you can return it within 30 days for a full refund. We are committed to ensuring that every customer's shopping experience is of the highest standard. 【HIGH ADAPTABILITY】This product has been carefully designed to be perfectly compatible with a wide range of devices and scenarios. No matter which model or brand you use, it can be easily adapted to provide the best experience. 【USER-FRIENDLY】The product design is simple and clear, and the operation is easy to understand, even for the first time. Whether you are a novice or a veteran, you can quickly master it and enjoy convenience and efficiency.