7pcs 0.5-3.0mm Mini Drill Collet Set Micro Twist Chuck Adapter w/Hex Wrench

7pcs 0.5-3.0mm Mini Drill Collet Set Micro Twist Electronic Chuck Keyless Adapter with Hex Wrench Feature: 1. The material is excellent and durable. 2. Widely used suitable for a variety of small electric drills. 3. Fine workmanship no burr. 4. Application Wood drilling grinding and other small electric drill chuck accessories Specification: Model: 0.5mm 1.0mm 1.5mm 2.5mm 3.0mm Material: high speed steel Package size: 50 * 30 * 10mm/1.96*1.18*0.39 Note: 1. Due to the different monitor and light effect the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-2cm measuring deviation due to manual measurement. Included: 6 X Drill Chucks 1 X Hex Wrench