supply, testing, installation & commissioning of different instruments, equipment & shop machineries of turner trade courses for various itis throughout the state of west bengal-2 40. welding transformer with all accessories ( 400a, ocv 60–100 v, 60% duty cycle ) technical specification: as per tender schedule - m of nit 3 41. welding transformer- inverter based welding machine with all accessories ( 300a , ocv60 – 100 v, 60% duty cycle ) technical specification: as per tender schedule - m of nit 4 42. d.c arc welding rectifiers set with all accessories ( 400 a. ocv60 – 100 v, 60% duty cycle ) technical specification: as per tender schedule - m of nit 5 43. gmaw welding machine 400a capacity with air cooled torch, regulator, gas pre-heater, gas hose and standard accessories technical specification: as per tender schedule - m of nit 6 44. ac / dc gtaw welding machine with water cooled torch 300 a, argon regulator, gas hose, water circulating system and standard accessories. technical specification: as per tender schedule - m of nit 7 45. air plasma cutting equipment with all accessories, capacity to cut 12 mm clear cut technical specification: as per tender schedule - m of nit 8 46. air compressor suitable for above air plasma cutting system. technical specification: as per tender schedule - m of nit 9 48. spot welding machine technical specification: as per tender schedule - m of nit 10 49. portable gas cutting machine capable of cutting straight & circular with all accessories technical specification: as per tender schedule - m of nit 11 50. pedestal grinder fitted with coarse and medium grain size grinding wheels technical specification: as per tender schedule - m of nit 12 51. bench grinder fitted with fine grain size silicon carbide green grinding wheel technical specification: as per tender schedule - m of nit 13 54. suitable arc welding table with positioner technical specification: as per tender schedule - m of nit 14 57. power saw machine 14” technical specification: as per tender schedule - m of nit 15 59. oven, electrode drying 0 to 350°c, 10 kg capacity technical specification: as per tender schedule - m of nit