bids are invited for indication light red yellow and blue , voltmeter three phase zero to five hundred v , meter with ct zero to four hundred v , rotary switch for meter , frequency meter zero to sixty hz , rotary change over switch four hundred , mccb four hundrd , mccb two hundred , mccb one fifty , heater for phosphatic plant , teflon wire two piont five mm sqr , lead screw for hacksaw machine , air filter for air compressor , silicon carbide heating element three kw for semi muffle furnace , steel cl one by two inch semi muffle furnace , aluminum lug fifty mm sqr semi muffle furnace , copper lug twenty five mm sqr , copper lug sixteen mm sqr , braided copper wire with both side lug length one feet width one inch total quantity : 200