The present invention relates in particular to an application head specially designed to produce parts made of composite materials, comprising an application system (1), guiding means (3) defining a guiding plane (P), a cutting system (5) for cutting a fiber (2), the cutting system (5) comprising a first blade (51) movable in translation along a cutting direction (Tc) and provided with a bevel (56) defining a first cutting edge (52) and a second blade (53) movable in translation along the cutting direction 10 (Tc) and provided with a bevel (58) defining a second cutting edge (54), said bevels (56, 58) being opposed to allow an overlapping of said cutting edges (52, 54).