A Repairing Of Hoist Cylinder, Swing Cylinder And Air Line System Of Ekg-5a Shovel Sl. No. Exc-2859 583 And B Repairing Of Track Chain Bolts Of Ekg-5a Shovel Sl. No. Exc-2859 And Be-195 Shovel Sl. No. Exc-1075 Of Kathara Colliery.