1. rated pulling force and trust: 40kN 2. working stroke of cylinder piston: 140mm Detailed product desctibe:1,ISO9001 2, ... , railway bolt wrench, rail bender , rail gap adjuster, cutting disc, grinding stone, and etc .Since its foundation in 1992, has ... features.Technical parameter:1. rated pulling force and trust: 40kN2. working stroke of cylinder piston: ≥140mm3. rated pressure: 52MPa4. empty load ...