... variours railway maintenance equipments in China.. Products include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, railway ... dismounting the elastic fastening on the railway track. With double top head, it can install two pieces of elastic fastenings ... 4.8kw3,engine rev.: 3600r/min 4,rated thrust: 20KN5,top head QTY.: 26,working efficiency: ≤4sec/one piece7,weight; ...