Keyless Drill Chuck, Hex Shank Quick Change Chuck Conversion Tool Electric Screwdriver Impact Driver Adapter ConverterPremium Material - Made of high-quality aluminum alloy for supreme durability, rust wear-resistantKeyless 3-Jaws Chuck - Easily the locks and releases drill bits, quickly convert your quick change hex shank driver into a drillHex Shank Drill Chuck - easily snaps into the power screwdriver, suitable for most power tools such as electric drill, grinder, screwdriverQuick Change Adapter Converter - Instantly convert impact driver to hold non-quick change drill driver bits, easy to use and improve your work efficiencyColour: BlackSize: Diameter from 0.3mm to 8mmQuantity: 2pcsKind tips:1.As different measuring methods,it will occur 1-3 cm deviation about the items,please ensure that it is okay for you before ordering.2. Because of different monitors and lamplight, the picture may not reflect the actual color of the item, really thank you for your kind understanding.3. Only the above package contents, excluding other products.