supply of file thick, file thin, pen & l folder , thin file with printing in bilingual language of size 25.5cmx35.5cm using 16.1kg grey board ( thin file with print there on in bilingual as per detailed specification attached under sl.no 4 of documents) ] , uni-ball eye fine ub-157 with stainless steel tip, waterproof, fade-resistant, pigment ink, 0. 7m/m ball- blue pen or equivalent ] , l folder file with printing (plastic) (a4 size l folders one side plastic(transparent)printed rail way logo in red colour and as chief administrative officer construction, south western railway, 18, millers road, bangalore-560046 in blue colour and one side lamina(blue colour) thick quality plastic as per photo attached under sl.no 5 of documents) ] , thick file with printing in bilingual language of size 25.5cmx35.5 using 1.5 lbs straw board ( thick file with print there on in bilingual as per detailed specification attached under sl.no 3 of documents ) ]