1.7Pcs 2mm Electric Motor Shaft Chuck Set Get precise, reliable drilling results for your DIY, hobby, and modelmaking projects with this quality chuck set designed for mini electric drills and rotary tools. Key Features and Benefits: Complete Set for Versatile Drilling: Includes 1 solid copper cap chuck, 1 hex wrench, and 5 interchangeable drill collets in sizes 0.5mm, 1.0mm, 1.5mm, 2.5mm, and 3.0mm to cover a wide range of smallscale drilling tasks. Fit for 2mm Motor Shafts: Engineered to work seamlessly with general 2mm motor shafts found in mini power drills, rotary tools, and hobby equipment, ensuring secure bit holding and reducing slippage during operation. Durable Copper Construction: Made from solid copper with a gold finish for wear resistance, stability, and longlasting performance, even under frequent use in demanding projects. Adjustable Collet System: Allows quick and easy bit changes while maintaining a strong grip across multiple bit diameters from 0.5mm to 3.0mm, saving time and improving efficiency. Precision Performance: Designed for clean, accurate drilling into materials such as ABS board, aluminum sheet, and paperboard, making it ideal for detailed work and fine craftsmanship. Practical Applications: 1. Model Building: Drill precise holes for model assembly, detailing, and customizing parts made from plastic or thin metal. 2. DIY Craft Projects: Create clean cuts for jewelry, miniature woodwork, or custom accessories using small drill bits. 3. Electronics and Hobby Repairs: Perform accurate drilling for circuit boards, enclosures, and custom components with ease. This 1.7Pcs 2mm Electric Motor Shaft Chuck Set offers dependable bit retention, smooth operation, and a versatile range of drill sizes to handle delicate and precise tasks. Built to last and easy to use, it is a musthave accessory for anyone working with compact drills and rotary tools.