This heavy-duty lifting sling set includes 2-slings, each equipped with 2-hooks. Each sling is 3.3 ft. in length and has a load-bearing capacity of 4410 lbs. specially designed for high-intensity lifting tasks and suitable for heavy lifting needs of equipment such as cranes. The slings are made of high-strength polyester fiber, and the hooks are made of durable stainless steel, featuring excellent wear resistance, anti-aging and corrosion resistance, which can adapt to harsh working environments. During use, only a light pull is needed to achieve stable lifting of the load, with simple operation, capable of handling both simple and complex lifting scenarios. It has a wide range of applications, including container transportation, industrial heavy goods loading and unloading, automobile and ship lifting, furniture moving, and sports weight training, providing reliable tool support for various heavy lifting operations.