The utility model provides a bit containing box capable of being sleeved in a split mode, and relates to the technical field of bit containing boxes, the bit containing box comprises a box body, a containing frame provided with a plurality of bit tools is arranged on the inner wall of the box body in a sliding and inserting mode, clamping grooves are formed in the two sides of the inner wall of the box body, clamping buckles are fixedly connected to the two sides of the surface of the containing frame respectively, and the clamping buckles are fixedly connected with the box body. A clamping groove is formed in the box body, a buckle is arranged in the clamping groove, the buckle is connected with the inner wall of the clamping groove in a clamped mode, a reinforcing device is arranged on the surface of one side of the storage frame, the storage frame and the box body are fixedly connected through the reinforcing device, the reinforcing device comprises two rotating shafts, the two rotating shafts are fixedly connected with the surface of the storage frame, and the arc surfaces of the two rotating shafts are rotationally connected with clamping plates. When the storage box is used, it can be better guaranteed that the position of the storage frame for storing the screwdriver bits is stable, the box body and the storage frame are not prone to loosening and disengaging, it is guaranteed that tools such as the screwdriver bits are stably stored and stored, and the using effect and practicability of the storage box are improved.