A hand truck, also known as a dolly or cart, is a simple tool used for moving heavy items. It typically features two wheels, a vertical frame, and a flat base, allowing users to lift and transport boxes, furniture, or appliances with ease. Hand trucks are commonly made of metal or sturdy plastic, providing durability for various loads. These devices are especially useful in warehouses, moving companies, and retail settings, where transporting goods is a daily task. By using a hand truck, individuals can reduce the risk of injury and make moving items more efficient, saving time and effort in the process.