... .. Products include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, railway ballast tamper, railway bolt wrench, rail bender ... very high reputation. YQBJ-300 type 30T Hydraulic lifting&lining machine Acope of application:YQBJ - 300 x 200 type hydraulic up ... 150 kn Duplex 150 kn x 22, lifting cylinder stroke: 800 mm ± 5 mm3, rated lining force: 200 kn4, lining ...