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Rig-related components and service
Marine Drawworks HJC90DB
Technical parameters

Four 970kw motors and two gear boxes, one gear stepless speed regulation, with hydraulic disc brake and without auto-bit-feed motor, weight 75,370kg.

+86 28-6817-6436

China's sichuan province jinniu district information garden east road no. 99

+86 28-8297-1793

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