Multi-size Coverage ? This comprehensive 16-piece socket set is designed to meet a variety of needs, featuring 1/4" drive sizes (2mm, 2.5mm, 3mm, 4mm, 5mm, 5.5mm, 6mm), 3/8" drive sizes (7mm, 8mm, 9mm, 10mm, 12mm), and a 1/2" drive size (14mm). Additionally, it includes three socket adapters, ensuring versatility for various applications. Each socket is equipped with a detent pin hole, enhancing stability and precision during use. Durable Build ? Crafted from premium S2 steel and chrome vanadium steel, this socket set is engineered to withstand the rigors of tough automotive and mechanical tasks. Its robust construction guarantees exceptional strength and durability, making it an essential addition to any toolbox. Precision Fit ? The precision-machined tips and chamfered edges of the sockets ensure smooth insertion and a secure fit, effectively protecting both fasteners and sockets from damage. This precision design enhances your efficiency and accuracy during projects. Rust-Resistant ? Featuring a blackened manganese phosphate coating, this socket set provides superior protection against rust and corrosion, significantly extending the lifespan of your tools and maintaining their performance over time. Easy Storage ? Each socket is laser-etched with clear size markings for quick identification. The set comes housed in a heavy-duty case, allowing for organized storage and easy portability, making it convenient for both home mechanics and professionals alike.