7pcs 3.17mm Mini Drill Chucks for Rotary Power Tools (0.5mm to 3.0mm Collet Set)

This 7pcs 3.17mm Mini Drill Chucks set is designed for use with rotary power tools, offering multiple collet sizes for precision drilling and engraving. It is compatible with Dremel-type rotary tools, these collets provide a secure grip on drill bits of different diameters, ensuring stable, accurate, and vibration-free operation. Perfect for professionals and hobbyists working on woodworking, PCB drilling, plastic cutting, and jewelry making. Features: Set of 7 precision drill chucks for rotary tools. Compatible with standard 3.17mm (1/8 inch) motor shafts. Includes collets ranging from 0.5mm to 3.0mm for multiple bit sizes. Provides firm clamping and high concentricity for accurate drilling. Durable construction with long-lasting wear resistance. Ideal for engraving, grinding, drilling, milling, and polishing. Specifications: Material: Hardened metal alloy Shank Diameter: 3.17mm (1/8 inch) Collet Sizes: 0.5mm, 1.0mm, 1.5mm, 2.3mm, 3.0mm Compatibility: Rotary power tools, Dremel-type rotary machines, mini drills Quantity: 7 pieces per set Applications: PCB circuit board drilling DIY jewelry making and crafts Wood engraving and carving Plastic cutting and polishing Precision drilling for electronic components Package Includes: 1 x 3.17mm Mini Drill Chucks/Collets (0.5mm, 1.0mm, 1.5mm, 2.3mm, 3.0mm, 3.17mm shank)