Elbow turning tool

The utility model relates to an elbow turning tool. The elbow turning tool comprises a tool handle and a tool bit. The elbow turning tool is used for machining an elbow, a groove is formed in the end of the elbow, the tool bit comprises a bending part, a vertical part and a cutting part which are integrally connected, the back end of the bending part is fixedly connected with the tool handle, an arc-shaped face sinking to the inner side of the tool bit is arranged in the middle of the bending part, the back end of the vertical part is connected with the front end of the bending part, the extending direction of the vertical part is parallel to the tool handle, and the cutting part is fixedly connected to the upper portion of the front end of the vertical part. By means of the elbow turning tool, the groove and an outer circle face can be machined at a time, machining errors caused by tool replacement are avoided, and meanwhile the processes of tool replacement and secondary alignment correction are omitted.