Kethy F Series Hourglass Cabinet Knob F404 Please note, This is a non-stocked item which leaves the warehouse in 5 business days before the item is shipped out. Features: Material: Aluminium Diameter: 17mm Supplied with fixing screws Options: Finishes: Silver, Satin Note: The screw depth on Kethy handles can vary depending on the design, Most knobs and handles have sufficient thread depth to allow a 22mm or 25mm screw to fix to either 16mm or 18mm doors or drawers. Knobs and handles are supplied with the correct screw for these thicknesses depending on the handle. Longer screws can be supplied upon request, up to 50mm long.