Swivel - 900kN--5850kN

 Designed and manufactured as per API Spec 8A;
 Standard bail and double pin (male) alloy sub are equipped;
 Wash pipe and packing are box structure, convenient to replace on drill floor, no need to disassemble rotary hose and gooseneck;
 The through hole in the top of gooseneck provides passageway for well logging wireline.