Product Introduction chinacoal*0 Internal combustion tamping picks a small road suitable for railway track maintenance machinery, mainly used for ballast track tamping homework. Its novel design, compact structure, is a kind of way rapidly up and down, stamping equipment, convenient operation is particularly suited to switch tamping homework. This machine is mainly composed of gasoline engine, the vibration damping device, a transmission axis, a vibration body and hand, constitute a complete independence of handheld tamping machine, neither the long cables, no heavy soft shaft, compact and reasonable structure, easy to use. Main Parameter ND*4 Internal Combustion Tamping Tool a. petrol engine power: 1.*2kw b. vibrating force: ≥ 4.2KN c. idling amplitude: ≥ 5mm d. frequency: **0~**0HZ e. diameter of vibrating & tamping bar: *2mm f. rev. speed of eccentric block: ********0r/min g. total weight: *6kg