Description This 42-piece screwdriver and bit set includes ratcheting stubby and precision screwdrivers, providing a versatile tool kit for various DIY and home improvement tasks. The set is supplied in a durable plastic storage case for easy organization and transport. Technical Specifications Set includes: ratcheting screwdriver, precision screwdriver, and a variety of bits Bits are made of hardened and tempered chrome vanadium steel Bit sizes include 1/4" drive and 3mm drive precision bits Contains 20 bits of 1/4" drive and 20 bits of 3mm drive Bits types: plain slot, cross slot, PZ, hexagonal, TX-STAR, and others Bit lengths: 25mm and 30mm Compatibility and Accessories Compatible with standard 1/4" and 3mm drive tools Includes a variety of bits suitable for different screw types and sizes Installation Insert the desired bit into the screwdriver's chuck or bit holder Ensure the bit is securely fitted before use Usage Use the ratcheting screwdriver for quick and efficient screwing