... Products include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, railway ballast tamper, railway bolt wrench, rail ... of application:YQBJ - 300 x 200 type hydraulic up dial the word machine, is the railway line, repair and ballast bed ... 800 mm ± 5 mm3, rated lining force: 200 kn4, lining quantity: >=160 mm 5, system working pressure: 16 mpa6, manual pump operation ...