Feature:1. The steel material has high hardness, good toughness, weldability, and is not easy to break when used.2. The entire surface of the drill link is electroplated to improve wear resistance and corrosion resistance.3. Fine control processing, more stable performance, more suitable for high‑accuracy machine tool processing.4. Easy to install, directly insert the drill rod into the spindle of the machine tool for high torsion applications.5. The drill chuck adapter can be applied to drill bits, milling machines, rocker shafts and lathe tailstocks.Specification:Item Type: Drill Chuck ArborMaterial: SteelApplicable Scene: Machine toolApplicable Machine Tool: Drilling machineLength: Approx. 156mm / 6.1inDiameter: Approx. 15.733mm / 0.6in Package List:1 x Drill Chuck Arbor