This machine is efficient for cutting off steel bar products on building construction, such as ordinary carbon steel, cold and hot round steel, screw thread steel, flat steel, angle steel and square steel. ( need to make knife) it's made of high steel knife seat and connecting shaft, high speed international standard motor and firm reinforcing covering. This machine is small, solid, lubricant better, little power loss, opration easy, high efficiency, convenient for moving and the knife can be controlled by manual.