- 18-piece socket extension set with compatibility for 1/4-in, 3/8-in, and 1/2-in drive sockets, making it a practical choice for professional mechanics and DIY enthusiasts tackling diverse repair tasks. - Robust construction: made from heat-treated chrome-vanadium steel; each piece is built to withstand demanding applications and deliver reliable performance under tough conditions. - Easy transition: swivel joints and socket adapters allow quick changes between drive sizes and angles, providing versatile options for maintenance, assembly, and other projects. - Efficient identification: clear size markings on every tool enable fast selection of the right socket or adapter, reducing interruptions and improving productivity. - Use scenarios: - Automotive maintenance such as wheel lug nuts, brake components, and exhaust hardware. - Home projects including furniture assembly and appliance installation. - Workshop or machinery maintenance requiring small to medium fastener work.