7pcs/Set 0.5-3mm Small Electric Drill Bit Collet Micro Twist Drill Chuck Set/hardware Hardware Electrical Equipment

Used for DIY small electric mill, small motor, etc. 2.3mm motor shaft select 2.35mm hole, 3-3.17mm motor shaft select 3.17mm hole Equipped with 5 collet cores, capable of holding twist drills within 0.3-3mm

Description: This 0.5-3mm twist drill chuck set is made of copper with excellent workmanship. The collets can go with twist drill as a mini hand drll for ABS board, aluminium shet, paperboard drilling. Material: copper Drill Collet Size: 0.5mm, 1.0mm, 1.5mm, 2.5mm, 3.0mm

Package included: 1X Axis 1X Copper Cap 1X 0.5mm drill collet 1X 1.0mm drill collet 1X 1.5mm drill collet 1X 2.5mm drill collet 1X 3.0mm drill collet