General description The Hexagonal Shank Metal Flex Universal Extension Bit Holder is a versatile tool designed for use with standard hand electric drills and electric drills. This flexible drill bit extension can be bent, twisted, and turned, making it ideal for accessing tight corners and hard-to-reach spaces. With its compact size, it is easy to store in your toolbox or pocket, allowing you to tackle various tasks efficiently. Technical specifications Connection part size: 6.35mm (1/4 inch) Internal hexagonal head connector size: 6.35mm (1/4 inch) Material: High-quality metal Measurement allowed error: +/- 1-3cm Usage This flexible screwdriver is primarily used in narrow spaces where traditional screwdrivers cannot operate effectively. It is suitable for tightening screws and nuts in various applications, including computer cases, electric cabinets, furniture, and electrical appliances. Other information Package Contents: 4 x Extension Bit (mixed colors). Note: Light reflection and