The invention relates to an end piece (11) of a windshield wiper comprising at least one spring strip (5) and a wiper blade (1). The end piece (11) has a first part (12) and a second part (13). The first part (12) includes a recess for accommodating the spring strip (5), a cavity for accommodating the wiper blade (1), and a hole (28) that is in communication with the recess and the cavity. The second part (13) includes a locking means for blocking the end piece (11) relative to the wiper, said locking means extending inside the hole (28). The first pan (12) and the second part (13) are connected to each other by a removable attachment means (14). The end piece is for use in motor vehicles.