Conklin Stain Steel Flex penpunt Conklin The Parker Steel CT is Pen tip:Fine (F) The Parker Steel CT is made of brushed stainless steel with palladium accents this variant of the Eco has rose gold plated fittings and nib Provides smooth line variation and expressive writing This flexible nib is designed for modern Conklin fountain pens and offers extra line variation for those who enjoy creative writing or calligraphy