Tactility seems to me one of the dominant features of his work: be able to act on the plastic mass realizing moving parts on pivots, so as to modify the volumes, the erspectives, the play of light on the surfaces, often with the constituent parts dealt with in different ways, in polished or burnished the movable part, and the patinated fixed one, so as to highlight the articulation and the possibility of a rotation that opens spaces, "thresholds".