The DCLJ120 overhead demolition machine is designed for high-risk demolition and crushing operations in the narrow area. It is powered by a diesel engine or electric motor, fully hydraulically driven; crawler walking; telescopic arm can be parallel lifted, tilted, swivel; wire or wireless remote control operation. Equipment can be equipped with: air hammer (working temperature 500 °), hydraulic hammer, shovel (dig) bucket, drill bit and so on. Mainly used for: slag breaking in shaft furnace, hood removal of hood, removal of molten steel ladle, replacement of ventilated brick, removal of arc furnace, removal of torpedo and similar applications.