7Pc 2.35/3.17/4.05/5.05mm Brass Collet Mini Drill Chucks Adapter for Motor Shaft

Features: This 0.5-3mm drill chuck set is made of copper with excellent workmanship. It is suitable for 0.5-3.0MM drill bit. For small drills after connecting with the motor drill holes for the PCB circuit board with special drills. Compatible with most rotary tools used in hardware hobby home etc Clamping Diameter Ideal for combined use with a hand drill or electric drill to drill ABS wood board presspaper etc Specification: Adapter Drill: 0.5mm-3.0mm Material: Copper Color: Gold Copper Drill Folder Size: 2.35mm/ 3.17mm/4.05mm/5.05mm Suitable for use with hand drills or electric drills Quantity:7pcs/set Package includes: 1x Small Wrench 1x Copper Drill Folder 5x Drill Collet Notes: 1. Due to manual measurement please allow 1-3mm error. 2. Due to the difference of different monitors the picture may not reflect the actual color of the item.