Point screws
Two small bolts with screws at the end which go through holes in the tympan. They are square headed, with a nut on the upper side, and serve to fix the points securely to the tympan.
Point screws
Two small bolts with screws at the end which goes through holes in the tympan frame. They are square-headed, with a nut on the upper side, and serve to fix the nuts securely to the tympan.