出生地 |
Zhejiang China (Mainland) |
牌子的名字 |
FT-GEP |
Torque Bushing is used to connect torque track and top drive system,and control the top drive go up and down on along with torque track through hydraulic cyliner and high strength link arms . This part include high strength and low alloy material welding ,we had all the WPS qualified . Used on both ground drilling rig and sea drilling rig . Have many differnt spec. .