House Guides SFGate describes a Pin hook being a metal wire that is folded with a single aspect performing as a curved hook and another a sharp pin or prong. The sharpened close embeds in the highest of the curtain within a thickened place of cloth called the curtain header https://differenttypesofcurtainho02221.dgbloggers.com/29753944/the-definitive-guide-to-types-of-curtain-rail-hooks