0.6-6mm Drill Chuck with Connecting Bush for 775 Motor 0.6-6mm Drill Chuck with Connecting Bush for 775 MotorDrill Bit Size Clamping : 0.6mm to 6mmMain Material- Metal Color: Black, SilverWidely used along with various Drill machines, Milling Machines Etc.0.6-6mm Drill Chuck With Connecting Bush for 775 Motor