The utility model discloses an extracting tool who defends the deflector roll axle is led in finish rolling, including pull ring and connecting rod, an end connection of connecting rod is in on the outer wall of pull ring, the other end of connecting rod is provided with the platykurtic end, the platykurtic end is provided with two main side faces, two assistance sides and a terminal surface, two the main side face is located the upper and lower both sides of platykurtic end, two it is located to assist the side the platykurtic end left and right sides, the terminal surface is located the top of platykurtic end. The utility model discloses simple structure has solved the practical problem of field maintenance operation to maintenance work's efficiency has been improved.