bids are invited for custom bid for services - hiring of services for comprehensive load test and certification of logging crane cum mast rig up accessories of logging units and air tank thickness certification of logging vehicles - hook 1 , hook 2 , t bar , mini block , d- dhackle , d- dhackle , d- dhackle , d- dhackle , d- dhackle , lifting point , lifting point , lifting cap , lifting spreader beam/bar , triangular lifting beam/bar , lifting sling , lifting sling , lifting sling , lifting sling , d- dhackle , d- dhackle , lifting point , lifting point , lifting cap , lifting spreader beam/bar , rigless job lifting beam/bar , lifting sling , lifting sling , chain for pully , sheave wheels(5/16) , sheave wheels(7/32) , extension chain , t-bar , h-bar , chain for pully , sheave wheels(5/16) , t-bar , chain for pully , sheave wheels(5/16) , chain for pully large , chain for pully small , sheave wheels(15/32) , t-bar , d-shackles , load cell , c-plate and load pin