The utility model relates to a bolt, nut handling device technical field are a ratchet spanner for high tension transmission line, and it includes two -way ratchet spanner, solid fixed splint, splint seat and insulating rod, two -way ratchet spanner installs the interior hexagonal box spanner of assorted including fixed handle and ratchet sleeve together, the one end of ratchet sleeve, gu fixed splint is opening ascending " V " font, the handle is kept away from the one end of ratchet sleeve and is installed in the opening of solid fixed splint upper end through the round pin axle is rotatable. The utility model has the advantages of reasonable and compact structure, convenient to use, its solid fixed splint who passes through the insulating rod top is articulated with two -way ratchet spanner, and the push -and -pull insulating rod drives the ratchet sleeve and rotates, carries out the installation or the dismantlement work of bolt, nut, avoids the operation that has a power failure, has easy operation, portable's characteristics, has saved a large amount of manpowers, material resources simultaneously, avoids power loss, after the improvement work efficiency, still can bring audio -visual economic benefits, guarantees the safe and reliable operation of electric wire netting.