This tool appears to be an 18-inch adjustable pipe wrench, similar to models from brands like Epica Star or Ingco.
It is designed for plumbing tasks, featuring serrated jaws to grip cylindrical pipes and fittings.
The wrench has a ductile cast iron body and a drop-forged carbon steel mobile jaw for durability.
The handle is equipped with a rubberized or dipped grip for enhanced comfort and security during use.