There is provided an improved connecting member for use in connecting a sash support arm and a sash arm in a hinge assembly for a casement window, the connecting member having a cylindrical stud portion which extends through a sash arm cylindrical aperture and a cylindrical shaft extending from the cylindrical stud portion, the cylindrical shaft being eccentric with respect to the stud portion and extending through to a sash support arm opening, the cylindrical shaft having a recess formed therein designed to receive a tool to prevent rotational movement of the connecting member to thereby permit change of a sash support arm pivot axis.