... ,CRCC Detailed Product Description:YCD - 22 switch tamping machine:1.Gasoline driven 2.strong adaptability 3.simple and ... include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, railway ballast tamper, railway bolt wrench, rail ... a very high reputation. YCD - 22 switch tamping machine: Special tool for compaction construction of railway ballast or groundworkFeatures: ...