ITEM NAME:1/4 Inch Hex Shank Keyless Drill Chuck Quick Change Adapter Converter Drill I4H6 1/4 Inch Hex Shank Keyless Drill Chuck Quick Change Adapter Converter Drill I4H6 An Perfect Accessory : Turns any ?†cordless power screwdriver into a drill or grinder to quickly switch tasks and keep the job moving Using Convenience: Install Conveniently, safely and quickly. Perfect Accessor: 1/4-inch hex shank snaps easily into the power screwdriver. Easily the locks and releases drill bits, quickly convert your quick change hex shank driver unto a drill. Application: Allows hex drive power tools to use but drill bits. Specification:0.3-6.5mm ,0.3-3.6mm, General hexagon handle input connection rod Shank: quick change hexagon handle (diameter 6.35mm) Convert 1/4 inch Hex Shank Screwdriver into a Drill It will Hold Drill Bits and Accessories up to in Diameter Use This Chuck to Convert Any cordless Screwdriver into a drill or grinder Driver Shank is 1/4 inch Hex Colour: Black Material: Cemented car