Portable tamper is a special machine for ballast tamping on railway lines and turmouts. Choose high-vibration, high-power gasoline engine as power, with high output power and stable. performance. The air compression hammer impact pick is used to impact the ballat. The impact force is large and the tamping effect is good. The whole machin is smal in size, light in weight, and convenient. to go up and down, which can ffectively guarantee driving safety during operation.