This spacer bead is a piece of bone bored with 5 holes. One end is broken.
From Egypt, Giza, Street G 7000, W of mastaba G 7130-7140: G 7130. 1924: excavated by the Harvard University–Museum of Fine Arts Expedition; assigned to the MFA in the division of finds by the government of Egypt.
Harvard University—Boston Museum of Fine Arts Expedition