Built-in guide rail spring telescopic multiduty pliers

The utility model discloses a built-in guideway spring flexible multifunctional plier which includes a staggered articulated plier head and a handle connected to the plier head; the internal wall of the handle is provided with a sliding trough which makes the plier head move on the sliding trough; a positioning device is arranged between the handle and the plier head to restrict the relevant position of the plier head on the sliding trough (6). The internal chamber of the handle is provided with a plier head recovery device. The plier head of the flexible multifunctional plier can be launched out of the handle along the guideway and be linearly folded into the handle. The utility model changes the folding ways of the prior foldable multifunctional plier, can lock or unlock the plier head by the positioning device, makes the plier head linearly launched out under the function of the recovery device or presses the plier head into the handle for relocking with the help of the body or any objects in surrounding environment. The flexible multifunctional plier is especially suitable for the single handle operated site or high-attitude operation.