Provided is a terminal pressing mold assembly including a first mold and a second mold having a projection. The first mold includes a main body, a pair of claws, and a groove. The main body includes a pair of first connecting portions. The claws each include a second connecting portion for adjoining a corresponding one of the first connecting portions, and adjoin the main body to thereby form the groove and a first slit between the claws. A second slit is formed between the main body and each of the claws. The claws include a pair of first guiding edges spaced apart by a first width. The projection includes a pair of second guiding edges spaced apart by a second width. The second width is not greater than the first width. The difference between the first and second widths is not greater than the width of the first slit.