... Detailed production describe:1:ISO90012:CRCC3:ADVANTED TECHNICAL4:rated rail bending force: 1000kN5.bending amount: 4mm/once6. ... railway maintenance equipments in China.. Products include rail cutter, rail grinder, rail drilling machine, track lifting and lining machine, ... railway ballast tamper, railway bolt wrench, rail bender , rail gap adjuster, cutting disc, grinding stone, and etc ...