The From the Anvil Large Cabinet Knob with Base Natural Smooth is ideal for larger cupboard doors and kitchen cabinets. The overall knob size is 36mm x 38mm and the projection is 36mm. The knobs are sold individually complete with M4 screw. Natural Smooth Cupboard Knob The knob has a natural smooth finish - this is nautral cast iron, finished with a clear matt lacquer which produces a textured look and feel. This is intended for internal use only, but if used externally in an enclosed porch, it will need to be treated with maintenance wax periodically. Other Variations It is also available...