tender for repairing of winding engine drum brake and other allied fittings at pit no. b and fabrication & fitting of 4 set of gm bushes for cross head piston cylinder at pit no. a for safe and smooth winding operations under pandaveswar colliery, pandaveswar area. (inclusive of epf/cmpf) , supply and fitting of pin bush at winding engine brake , supply and fitting of pivotal pin at down side brake structure , supply and fitting of tie rod for counter blame weight , supply and fitting of short tie rod for traingular plate adjustment , fixing & jamming of brake holding frame , fabrication work for fixingt it with foundation girder frame , durocrome welding rod , oxygen/da , cost of making wooden pattern , rough casting of ferrule , machining charges , fitting charges , over head/profit @10% , total impact of gst for the purpose of ctc