The Heavy-Duty Manual Impact Screwdriver Set is designed to loosen stubborn, rusted, or over-tightened screws with ease. Perfect for mechanics, electricians, and DIY users, this impact screwdriver uses a striking force to deliver high torque, ensuring effective screw removal without stripping. Made from hardened steel, it offers durability and long-lasting performance. The set includes multiple interchangeable bits for various screw sizes, making it a versatile addition to any toolbox. Ideal for automotive repairs, industrial work, and heavy-duty maintenance tasks, this tool is a must-have for professionals and home users alike.