- Durable construction: Precision machined from carbon steel; this electric screwdriver adapter withstands high torque and resists deformation or breakage even after long use. - Efficient and versatile: Square shank design with dual-use capability converts easily to a hex interface, improving work efficiency and compatibility with a range of tools and bits. Suitable for both electric screwdrivers and manual screwdrivers to meet different work scenarios. - Precise tool connection: High-precision machining enables seamless seating and tight tolerances within a very small range, delivering stable and reliable operation and preventing loosening or slipping. - Easy tool changes: Features a unique quick-release design for environments with frequent tool changes; switch quickly between tools, save time and effort, and load/unload without extra tools. Use cases: - Furniture assembly and cabinetry where rapid bit changes are common. - Automotive interior or electrical work that requires multiple bits and drivers. - General workshop tasks that benefit from fast tool switching and hex compatibility.