A multi-function grass-cutting head (100), of the type intended to be associated with a motor to rotate around an axis of rotation (X) thereof, including a peripheral area (103) which extends around the axis of rotation (X) and at least one supporting portion (104) for at least one cutting element (105) provided on the peripheral area (103). The head also includes structure (106) for adjusting the angular position of the supporting portion (104) of the at least one cutting element (105), around an axis of adjustment (Y), transverse to the axis of rotation (X) of the head.