Flexible screwdriver extension can be used with standard hand electric drills and power drills, offering reliable performance in tight spaces. It is bendable, twistable, and capable of reaching narrow or hard-to-access areas. Easy to use, lightweight, and quick to connect to standard hex screwdriver bits. Compatible with wrenches, drills, rechargeable drills, and manual wrench tools. The hex shank bit connection measures 6.35mm (1/4 inch), and the internal hex head connector also measures 6.35mm (1/4 inch). Provides universal flexibility in multiple directions, allowing access to difficult spaces for faster and more efficient operation. Ideal for use in confined areas where standard screwdrivers cannot operate effectively, such as computer cases, electrical cabinets, furniture, and household appliances.