Achim Home Furnishings Royalle Crystal Curtain Rods with Finials, 28-Inch Extends to 48-Inch, Silver Diameter of the all metal rod is .75 in. The set comes complete with matching, all metal hardware (brackets and screws) for wall or ceiling mount; Brackets can be adjusted to extend between 4 in. to 4.5 in., Tools required for installation: Screwdriver and drill Diameter of the all metal rod is .75 in. The set comes complete with matching, all metal hardware (brackets and screws) for wall or ceiling mount; Brackets can be adjusted to extend between 4 in. to 4.5 in., Tools required for installation: Screwdriver and drill