• Includes 7 interchangeable heads in sizes M3, M4, M5, M6, M8, M10, and M12. • Contains 70 high-quality nuts (10 units of each size). • Made of high-strength carbon steel with protection against corrosion and wear. • Suitable for fastenings in sheet metal, thin-walled tubes, aluminum, plastic, and furniture frames. • Allows for fast and flexible head change for various industrial or domestic applications. • Compact and lightweight design for easy transport and use in different work environments. • Efficient tool for automotive repairs, electrical cabinet assembly, and metal processing.