- Made of high-quality materials for sturdiness and durability, delivering a long service life. - Designed for 1/4 inch hex shank bits and compatible with a variety of quick-change chucks, impact drivers, and screwdrivers. - Hexagonal quick release stem enables fast, time-saving bit changes. - Strong magnetic feature with high hardness supports easy operation and secure bit retention. - Powerful magnetic field suitable for use with electric and pneumatic screwdrivers and other power tools. - Use scenarios: - Attach and swap 1/4 inch hex bits quickly during furniture assembly or disassembly with an impact driver. - Work on electrical installations or cabinet hardware where reliable bit retention and rapid changes improve workflow. - Perform automotive or DIY tasks that require stable magnetization and easy operation with screwdrivers or drill drivers.