manufacturing and supplying of retro reflective sign boards made up of 2mm thick

manufacturing and supplying of retro reflective sign boards made up of 2mm thick aluminum sheet, face to be fully covered with high intensity encapsulated type heat activated retro reflective sheeting conforming to type - iv of astm-d 4956-01 in green/red/blue or asspecified and silver white or other colour combination including subject matter, message , symbols and borders etc. as per irc ; 67:2001, pasted on substrate by an adhesive backing which shall be activated by applying heat and pressure conforming to class -2 of astm-d-4956-01 and fixing the same with suitable sized aluminum alloy rivets @ 20 cm c/c to back support frame of m.s. angle iron of size 25x25x3 mm along with theft resistant measures, mounted and fixed with 2 nos. m.s. angles of size 35x35x5 mm to a vertical post made up to m.s. tee sectionismt 50x50x6 mm welded with base plate of size 100x100x5 mm at the bottom end and including making holes in pipes, angles flats, providing & fixing m.s. message plate of required