Chinagraph pencils are widely used in the sign making industry for preparing panels, vehicles and glazing for the alignment on graphics. The unique pigments in the pencil lead allow marking on a wide variety of substrates including glass, vinyl, metal, painted and polished surfaces. The marks are water proof however will easily be rubbed away with a dry cloth. Our Chinagraph pencils are the original Royal Sovereign brand, that have been purchased and manufactured by West Products.