Self drilling screw forming die

The utility model relates to the technical field of forming dies, in particular to a self drilling screw forming die, which adopts the technical scheme that the self drilling screw forming die comprises a first die and a second die, the first die comprises a first left die and a first right die, and a screw cavity is arranged between the first left die and the first right die; the first die comprises a first left die and a first right die, the first left die and the first right die are connected through a first connecting assembly, the second die comprises a second left die and a second right die, a hexagonal flange drilling tail cavity is formed between the second left die and the second right die, and the second left die and the second right die are connected through a second connecting assembly; the self-drilling screw forming die has the advantages that the self-drilling screw forming die has the functions of producing hexagonal flange self-drilling screws and cross-shaped flat head self-drilling screws,