Repairing and opening of feed cylinder pin and its chassis eye, its chain sprocket, replacement of track pade and all roller guard and its broken bolts and mast cylinder assembly of recp-650 drill, rdc-1413 of kathara colliery.

Repairing of front main frame of recp-650 drill, rdc-1413 of kathara colliery.

Repairing of rear main frame of recp - 650 drill, rdc-1413 of kathara colliery.

Repairing and opening of all right hand side sprocket broken bolts of recp-650 drill, rdc-1413 m/c sl. no. 6021702 of kathara colliery.

Repairing and opening of feed cylinder pin, its chassis eye and its chain for recp-650 drill 6021401/rdc-1289 of govindpur ph-ii ocp

Repairing of air condition system of drill sl. no. 6021702, cil no. rdc-1413, model, recp-650 working at kathara ocp.

Repairing of 02 nos. leveling jack of drill, recp-650 (drill-1413) at kathara colliery.

Repairing of 02 nos. propel motor, 02 nos. rotary motors and 01 no. pto power of recp-650 drill sl. no. rdc-1413 of kathara colliery.

Repairing of lhs sprocket and exhaust system and repairing and opening of feed cylinder pin and its mounting, repairing of chain sprocket and repairing of damaged frame and railing of recp-650 drill (sl. no. rdc-1413) at kathara colliery.

Repairing of rhs bend mast foot plate and worn-out mast foot both mounting eye hole of recp-650 drill sl. no. rdc-1413 at kathara colliery.