Đầu Kẹp Mũi Khoan 0.3-4mm 3.17mm

100% brand new and high quality Features: High precision screw thread and tapered hole. Compatible with impact drill and different power electric drill. The shank with screw can be tight and flex for you. For milling machine, lathe, drilling machine, wood working machine. Strong impact resistance. Specification: Item Type: Micro Drill Chuck Set Material: Cemented Carbide Match the motor shaft Diameter: 3.17mm Clamping Range: 0.3-4mm Connection size: JT0 (inner hole diameter is 6 mm) Color: As picture shown Quantity: 1 Set Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Drill Chuck 1 x Spanner 1 x Key 1 x 3.17mm Shaft Connecting Rod