Tall Clock Second Hand or Calendar Hand, Round End. Tall Case Second Hand or Calendar Hand, Black Oxide Steel. Comes with brass arbor which must be attached. I use super glue. Can be used as a second hand or calendar hand for clocks with calendar bits below the center. can be used as matching pairs for clocks missing one hand or the other. Center to tip 1 5/8", Arbor length, 1 3/8"