Is a machine tool for bending sheet and plate material or commonly known as sheet metal. It forms predetermined bends by clamping the work-piece between matching punch and die and Philippine Tonan Corporation use hydraulic press brake machines. The main parts of a  bending machine are the mechanical, electrical, hydraulic and the NC controller. Bending is a manufacturing process that produces a V-shape, U-shape or channel shape along a straight axis in ductile materials.