supply of machines and laboratory equipments for mechanical engineering in the premises of government polytechnic, saharsa-1 models for projection and demonstration 2 models and charts 3 drawing equipments and instruments 4 wood working tools 5 vice 6 work benches 7 fitting tools 8 sheet metal and hand tools 9 soldering equipment 10 sheet bending and cuttingmachine 11 black smithy tools and equipment 12 tig welding setup 13 mig welding setup 14 spot welding setup 15 lathe machine 16 lathe tool dynamometer 17 different single point and multi point cutting tools 18 milling machine with required set of work holding devices, cutting tools, accessories and tool holders. 19 milling tool dynamometer 20 drilling machine with required set of work holding devices, cutting tools, accessories and tool holder 21 drill tool dynamometer 22 shaper with required set of work holding devices, cutting tools, accessories and tool holders. 23 grinding machine 24 green sand moulding setup, casting setup and patterns 25 torsions of bars apparatus 26 extension and compression of springsapparatus 27 combined shear force and bending momentapparatus 28 slope and deflection of beam apparatus 29 thermometer and pressure gauges of differenttypes 30 heat pump 31 steam turbine 32 condenser 33 steam engine 34 heat engine 35 separating and throttling calorimeter 36 different types ofboilers 37 heat exchanger 38 tool makers microscope 39 thermometer 40 equipment and chart for acceptance test of machine tools 41 depth gauge 42 vernier calipers & micrometers 43 screw thread micrometer 44 screw pitch gauge 45 plug- gauge 46 limit gauges 47 steel ring gauges 48 feeler gauge 49 vernier height and depth gauge 50 slip gauge set 51 micrometer depth gauge 52 sine bar, sine centre 53 universal bevel protractor 54 angle gauges 55 angle dekkar 56 precision level 57 autocollimator 58 surface plate-granite 59 spirit level 60 roundness measuring machine 61 v-block 62 optical flat 63 dial indicator 64 surface roughnesstaylor hobson’s tester 65 profile projector with gear profile/thread profile templates 66 floating carriage micrometer 67 screw thread micrometer 68 monochromatic light source unit 69 gear tooth vernier caliper 70 tool maker’smicroscope 71 strain gauge kit with cantilever 72 diaphragm pressure gauge 73 sensor - bourdon tube c type with digitaldisplay 74 dead weight pressure tester 75 differential pressure bellows 76 rotameter trainer 77 resistant thermometer 78 thermocouple tutor 79 glass thermometer, bimetallic thermometer