HM--420Flaps Benders( for bottom-locked box) are folding and forming machines for surface paper of upper and lower boxes. Pressure nozzles are used to bend the extruding parts of the surface paper into the boxes. These machines are equipped with devices such as pedal switches and magic eye switches, capable of adjusting the length and heigth of pressure nozzles according to the sizes of the boxes, and these machines function as quick speeds, high product quality and simple and quick operation Model HM-420 Case size 420x360x130mm Production speed 20-30pcs/ min Power requirement AC220V Power 0.4kw Dimension 800x700x800mm Net weight 202kg