5672 White porcelain knob with through screw – very small Finish/Color: WhiteMaterial: PorcelainDimensions: 3/4" diam.Size Options: Small Medium Large Largest SmallestTimeline: 19th Century onward SKU: 5672-2013 Categories: Knobs Other Than Brass, Porcelain Tag: White Description Description Old fashioned porcelain knob for furniture, cabinets, shutters, pictures etc. White porcelain. Installed with a slotted brass plated machine screw that goes from the front through the center of the knob. 3/4″ diam. , 5/8″ projection