bids are invited for custom bid for services - work contract for aph overhauling along with associated equipments, 7) welding machine-5 numbers (one portable welding machine). 8) grinding machine- 03 no’s & ff2 grinder: 01 nos. 9) chain pulley blocks - 3mt & 5t long lift:3 no’s each. 10) chain pulley blocks – 1mt &2mt: 4 no’s each up to 10-meter lift. 11) gas cutting sets with flashback arresters on both ends: 5 set. 12) spanner set (d and open) 6mm-30mm- 8 set. 13) hammering spanner- 36,46,50,55,65&75mm-02 no each 14) ln key set – 2nos, ln key of 14,17,19 ,21 & 27mm- 5 no’s. 15) torque wrench (50-500nm-02no’s ,500-1000nm-02 no’s 16) hollow jack-60 t -01 no 17) button jack-02 no 18) portable oven: 5 nos 19) master owen-1no 20) welding electrodes -e6013, e7018 21) all the measuring instruments such as: - a) inside micrometer-1000mm -1 no b) outside micrometer- 0-150mm-02no, 150-300mm-01 no, 300-400mm-01 no and 400-500no. c) vernier caliper-0-150mm-02no ,0-300mm-01 no d) master level-02 (with valid calibration certificate) e) taper gauge-01 no f) filler gauge-03 no g) outside micrometer-0-25mm-02 no’s h) measuring tape-10 no etc. 22) lighting fixtures-10 nos (ac/dc- led-24 v) set. 23) step down transformer for lighting-4 no with cable.