Pruning scissors

Pruning scissors comprising a blade (1) and a counter-blade (2) each integral with a grip and mounted so as to be pivoted around a threaded swivel pin (10) cooperating with an adjusting nut (3) of the blade (1) and counter-blade (2), wherein the nut (3) is rotationally integral with a toothed wheel (4) meshed with a retainer toothed member attached to the scissors counter-blade (2) through a blocking screw (6), characterized in that the toothed wheel (4) is separate from nut (3) and has an axial opening (11) whose outline (12) corresponds to the external outline (13) of the adjusting nut (3) and is adapted to be inserted around the nut (3), in that the retainer toothed member is a toothed gear (5), and in that the toothed wheel (4) and toothed gear (5) comprise respective complementary means adapted to retain the toothed wheel (4) around the nut (3) against any axial displacement when the gear (5) is meshed with the toothed wheel (4).