The utility model relates to a tile cleaver for building, and the tile cleaver for building is a tool which is used by a builder to build a wall body. A brick layer can use the tile cleaver for building to carry out the straightening and banding work of steel bars. The tile cleaver for building is composed of a cleaver back, a cleaver surface, and a cleaver handle. A groove which is vertical to the cleaver back is arranged on the front end of the cleaver back of the tile cleaver for building, the width of the groove is slightly greater than the diameter of a steel bar for building, and the depth of the groove is as 1.5 times as the diameter of the steel bar. The steel bar can relatively move in the groove. A conical bend hook extends out from the front end of the cleaver back.