Bharat Heavy Electricals Limited
Mineral Exploration Corporation Limited
Geolodical Survey of India
Hindustan Aeronatics Limited
Hindustan Copper Limited
Hindustan Zinc Limited
Oil India Limited
Oil & Natural Gas Corporation Ltd.
National Thermal Power Corporation Ltd.
National Aluminium Co. Ltd.
Indian Farmers & Fertilizer Cooporative Limited
Fertilizer Corporation of India Limited
Indian Railways
Visakhapatnam Steel Limited
State Electricity Boards
U.P Jal Nigam Limited
Nuclear Power Corporation Limited
Bharat Earth Movers Limited
Bhilai Steel Plant
Bokaro Steel Plant
Indian Oil Corporation Limited
Singareni Colleries Limited
Gail (INDIA) Limited
Northern Coalfields Limited
National Coal Field
Hindalco
Ortmanc Factory
Uttrakhand Jal Sansthan
Talco

MAJOR OE BUYERS

Bajaj Tempo Limited
Man Force Motors PVT Limited
Lakshmi Machine Works Limited
Daimler Chryslers (I) Limited
Swaraj Mazda Limited
Shanthi Gears Limited
General Motors Limited
Castrol (INDIA) Limited
Greaves Limited
L&T Komatsu Limited
Reliance India Limited
Reliance Petroluem Limited