General description This 12 Pack Socket Driver Bit Set includes 8mm hex bits designed for use with cordless drills and screwdrivers. The set features impact driver bits made from high-quality chrome vanadium (CR-V) steel, ensuring durability and excellent performance. With a length of 42mm (1.65 inches), these bits are true to size and versatile enough to adapt to various hex bolts and nuts, making them an essential addition to your tool collection. Technical specifications Length: 42mm (1.65 inches) Material: Chrome vanadium (CR-V) steel Usage Ideal for home DIY projects such as furniture assembly, appliance repair, and creative tasks. Suitable for automobile repair and maintenance, allowing easy disassembly and installation of various auto parts. Compatible with corded and cordless drills, pneumatic screwdrivers, electric screwdrivers, and manual screwdrivers. Other information Features good rust resistance and high torsional strength due to strict heat treatment during production.