Features:Made of high-quality stainless steel, it can achieve durability and support through daily use to quickly switch tasks and keep working smoothly.Comfortable big spherical grip, anti-slip design, more convenient one-hand operation, press down can release the ejection bit, realizing quick replacement in one second.It is suitable for clamping on electric drill chucks without quick function. The clamping diameter of the chuck needs to be greater than 6.3mm. After the connection is stable, it is convenient to quickly replace the power tool accessories with a hexagonal handle.Single-headed screw extractors can be quickly connected.Use for deck building, wood framing, installing plywood subfloor, building crates, and more.Specification:Material: Stainless SteelLength: approx.60mm / 150mm / 300mmColor: Silver + Gold + BlackQuantity: 1 PcNote:No retail package.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package includes:1 x Quick Coupling (other accessories demo in the picture is not included.)