... 4.have in stock crank shaft,mud pump spare parts for drilling,tigerrig brand If you want ... single-action, heavy-duty, high-pressure drilling pump with a maximum power of 2,200HP, maximum ... developed to meet drilling requirements of offshore deep-water, terrestrial and horizontal wells, especially in desert ... ZJ30,ZJ40,ZJ50,ZJ70,ZJ90 and rig parts:Mud pump,Hook,Rotary Table,Swivel,Crown block,Travelling ...