With phosphate coated surfaces for superior rust resistance, this adapter set maintains longevity and appearance, even in harsh environments, providing consistent value Compatible for shock wrenches, screwdrivers, and various power tool, it use in construction site, automotive repairs, and assembly tasks for operational needs Crafted from premium high carbon steel, this socket adapter set delivers wear resistance and tensile strength, ensuring reliability in high load applications for durability and stability Featuring a versatile size ranges from 5mm to 13mm and an innovative snapped on design, this adapter set enables quick and seamless transfer between bit and socket, enhancing flexibility and efficiency Ideal for professional mechanics and enthusiasts, this socket set simplifies tool handling, boosting productivity for those requiring precise and ease in their work, Manufacturer: Fcnjsao