API JC70DB drawworks for oil rig manufacture
1.Compared with the same winch,fewer parts,small size,light weight. 2.Hight efficiency,low noise,long life.
API JC70DB drawworks for oil rig manufacture
1.Compared with the same winch,fewer parts,small size,light weight. 2.Hight efficiency,low noise,long life.
API JC70DB drawworks for oil rig manufacture