The utility model discloses a double-head saw which comprises a machine base, a motor, a lifting device and a working platform. The lifting platform is arranged on an X-axis guide rail of a machine base, the motor is mounted on the lifting device, and the motor is provided with a saw blade. The working platform is arranged on a Y-axis guide rail of the machine base. A wheel device, a control motor circuit board and a motor are arranged in the base of the working platform. The wheel device and the motor are connected with the control motor circuit board through lead wires respectively, the control motor circuit board is connected with the base through a lead wire, and a driving remote control controls the base to move. The control motor circuit board is a circuit board which can rotate forwardly and reversely. The wheel device comprises an axle, a gear and wheels. The driving remote control is arranged at one end of the Y-axis guide rail, and the driving remote control is provided with a front-back direction adjusting button and a speed button. A dust absorption device is arranged on one side of the motor, and the working platform is provided with a push supporting plate. The double-head saw improves the working efficiency, saves labor, and improves the air quality of the working environment.