... 400 ii type hydraulic rail gap adjusting machine:1:ISO90012: The approve of CRCC Our company is a leading manufacturer ... Products include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, railway ballast tamper, railway bolt wrench, rail ... high efficiency, with its anti "card dead" function, the use of safe!Main technical parameters1. Rated pull, push rail force: 400 ...