General description This is a professional-quality metric socket set with 18 pieces, designed for 3/8" square drive tools. Made from hardened and tempered chrome vanadium steel, it offers durability and corrosion resistance. The set is stored in a heavy-gauge steel case with a plastic insert for organized storage and easy transport. Technical specifications Number of pieces: 18 Drive size: 3/8 inch Material: Chrome vanadium steel Finish: Chrome plated for corrosion protection Compatibility and accessories Compatible with 3/8" drive ratchets and extensions Includes various socket sizes suitable for different fasteners Installation Insert the socket onto a compatible 3/8" drive ratchet or wrench Ensure the socket is securely attached before use Usage Use for tightening or loosening nuts and bolts in automotive, machinery, or home improvement projects Suitable for professional and DIY applications Other information Packaged in a sturdy steel case with a plastic insert for organization.