Renovation,re-winding/repairing & overhauling of heavy machines like *turbo generator up to 210 mw,11kv rating, *hydro generators upto 250 mw, 11 kv rating, *ht motors of 11 kv, 6.6 kv and 3.3 kv *transformers of any rating and make, *dc generators and motors of any rating and make, *exciters, brush less exciters repairing/rebuilding of new commutators, making new coils/bars for turbo generators,hydro generators,motors & transformers re-varnishing of core punching in b & f class varnish