A heavy-duty type load binder is a device used in the transportation industry to secure and tighten loads on flatbed trailers, trucks, and other types of vehicles. It consists of a forged steel chain and two hooks, which are used to bind the load and tighten the chain. The load binder is designed to withstand high levels of tension and stress, and is commonly used to secure heavy and bulky items such as machinery, construction materials, and vehicles.