Iron drum opening tool with multiple opening functions

An iron drum opening tool with multiple opening functions belongs to the technical field of hardware tools and is used for quickly opening an iron drum. According to the technical scheme, a round rod is a round steel rod or a steel pipe, a threaded cover opening plate is a rectangular plate, the lower end of the threaded cover opening plate is perpendicularly welded to one side of the round rod, an opening plate is arranged at the upper end of the threaded cover opening plate, and the width and the thickness of the opening plate are matched with those of an opening groove of a threaded cover of an iron drum; the length direction of the rod body is in the length direction of the round rod, the rear end of the rod body is welded to the side face of the round rod, an inclined angle is formed between the axis of the rod body and the axis of the round rod, the front end of the rod body of the outer cover opening inner tooth is bent, the sealing cover opening hook is a U-shaped hook, and the lower end of one rod bo