ITEM NAME:1.5-10mm Mini Drill Chuck Adapter Electric Power Cordless Electric Motor Shaft Descriptio n Description: Features: - Key type drill chuck,lock your accessory stable. - Quick Change, Easily locks onto and releases drill bits. - Allows hex drive power tools to use conventional drill bits. Specifications: Specifications: Material: Metal Thread: M10 Clamping range: 1.5-10mm Package Included: Package included: 1 x Drill Chuck 1 x Key Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. We offer you what you need! 1.5-10mm Mini Drill Chuck Adapter Electric Power Cordless Electric Motor Shaft.Key type drill chuck,lock your accessory stable. 1 x Drill Chuck. - Allows hex drive power tools to use conventional drill bits. - Quick Change, Easily locks onto and releases drill bits. Thread: M10.