1.2mm to 5mm Tail Aperture Chuck Set – Precision Clamping for Rotary Tools and Mini Drills Designed for versatility and accuracy, this aluminum and brass chuck set offers secure clamping for a wide range of small drill bits, making it an essential accessory for detailed work in hobby, , and crafting environments. Key Features: Wide Clamping Range: Holds drill bits from 0.3mm to 3.4mm with stable performance, helping ensure precise results with minimal runout during engraving, drilling, polishing, or other detailed tasks. Multiple Tail Aperture Sizes Included: Set contains apertures in 2.0mm, 2.35mm, 3.0mm, 3.17mm, 4.0mm, and 5.0mm, enabling compatibility with various shaft sizes across common rotary tools and mini drills. Durable Performance Materials: Manufactured from aluminum and brass, delivering longlasting reliability, resistance to wear, and smooth operation under regular use. Broad Compatibility: Fits a variety of rotary tools and miniature drills, supporting both hobbyist and professional applications. Practical Applications: Jewelry Making: Achieve fine, precise holes in metal, wood, or beads for custom designs. Electronics : Drill or engrave small components and circuit boards with consistent accuracy. Model Building: Perform detailed drilling and shaping on plastic, metal, or wood parts for scale models. This chuck set provides the flexibility to work across multiple tool types and shaft sizes, offering a secure grip on small drill bits to help deliver clean, accurate results every time. With quality materials and a comprehensive range of tail aperture sizes, it is a dependable choice for precisionfocused projects.