A mounting screw (1), comprising a head part (2), a tip part (3), the tip part (3) having a tapered shape tapering from the shank part (4) to the tip (5) of the screw, and comprising a tip part thread (6), said tip part thread (6) extending to the very end of the tip (5). The mounting screw (1) further comprises a shank part (4) between the head part (2) and the tip part (3), the shank part (4) comprising a shank part thread (7), wherein the pitch (P1) of the shank part thread (7) is larger than the pitch (P2) of the tip part thread (6), and the thread root of the tip part (3) being frustoconical in its shape.