Tender For corrigendum : folding stretchers aluminum alloy frame andteflon fabric sja patterns (two fold) specificationattached as per annexure a is:4037-1967 onesample need to be approved before supply block limit board size -900mm x 600mm sheet3mm thick as per attached drawing back frame25mm x 25mm x 3mm with nut & bolt pastingretro reflective sheet without pole , shunting limit board size -900mm x 600mmsheet 3mm thick as per attached drawing backframe 25mm x 25mm x 3mm with nut & boltpasting retro reflective sheet without pole , hydraulic pump for for revolving chairs forpneumatic system uses as easy compress withsmooth up and down. a sample to be approvedbefore supply. , pu handle for revolving / visitor office chairwith bolts of good quality as per sample availableat sse/tws/rtm sample to be approved beforebulk supply , strap, having three tooth blades of high carbonsteel, shaft length 1475mm-1499mm ofaluminium.