Take flat -nose pliers of locate function

The utility model discloses a take flat -nose pliers of locate function, the on -line screen storage device comprises a base, keep silent before the base includes, the bottom plate and the back backup pad, be provided with on the base and adjust the seat, the regulation seat is gone up the symmetry and is provided with the fixed orifices, the regulation seat is mutually supported through bolt and fixed orifices and is adjusted the front and back position, before keep silent and adjust and be provided with the boss on the seat, be provided with the thrust piece on the regulation seat, thrust piece top is provided with the locking bolt, back backup pad is provided with the regulation lead screw with the position that the thrust piece corresponds, the utility model has the advantages of reasonable design, can effectively press from both sides tightly a formation that superposes, the multilayer edge not work piece of parallel and level can not take place to move, and the assurance is the axiality in work piece hole from top to bottom, improves the machining precision in hole.