... washpipe and packing are box structure, convenient for replacement.Equipped with rotary hose joint (4 API LP). if you want to find ... a opportunity to cooperate with u ,we will do 100% Satisfactionwith you ~! ModelSL585Max. static load kN(lbs)5850Max. Rotary speed (r/min ... to manufacture ,these rig parts include: hoook ,swivel, travelling block,rotary table,crown block :ples give us enough time for good ...