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 allows you to bend, twist, and turn, making it ideal for accessing tight corners and hard-to-reach spaces. With its compact size, it can be easily stored in your toolbox or pocket, helping you tackle various tasks efficiently. Technical specifications Hexagonal shank size: 6.35mm (1/4 inch) Internal hexagonal connector size: 6.35mm (1/4 inch) Material: High-quality metal Package contents: 4 x Extension Bit Usage This flexible screwdriver is primarily used in narrow spaces where traditional screwdrivers cannot operate effectively. It is perfect for tightening screws, nuts, and more in areas such as computer cases, electric cabinets, furniture, and electrical appliances. Other information Note: Light reflection and different displays may cause the color of the item in the picture