... . The workover rig includes chassis, engine, hydraulic transmission, drawworks, brake system, right angle gear box, double-section hydraulic telescopic mast, travelling ... , dead line anchor, weight indicator, hydraulic drawwork, electrical system and pneumatic system,etc. Rated hook load (kN): 400 Max. hook load ... (m): 21 Driving form of chassis: 6*6 Travelling system form: 3*4 XJ250 Workover Rig