Item Description:14 Small Electric Drill Chuck 0.5-3mm Electric Mill Copper Chuck Micro-Torque Drill Chuck Set (Hexagonal Wrench)Suitable for mini hand drills with diameters of 0.5 and 3.0mm.0.5-3.0 MM small drill chuck micro-twist drill chuck setCopper mini drill chuck and mix the drill bits to form a hand drillPerfect for use in combination with hand drills or electric drills, used for wood, press paper, etc.Product Name: Electric Grinding Copper ChuckClamping range: 0.5~3.0mmColour: goldMaterial: carbon steelSize: 2.8cmPackage Contents:2 x Motor shaft10 x chuck core2 x Inner hexagon wrenchOnly the above package content, other products are not included.Item Specification:DIY Supplies: WoodworkingType: Other