The wireline coring tool is a kind of drilling tool that takes the core from the drill pipe without lifting the drill. The whole set of drilling tools includes: drilling tool assembly, fishing device, drill pipe, winch, lifter, gripper and free Tong. It has the advantages of high drilling efficiency, high core recovery rate, long bit life and low labor intensity. With the deepening of drilling, its advantages are more obvious
Main technical parameters of rope core drill pipe specification:bit,reaming shell,locking coupling,adaptor coupling,core lifter ,core lifter case...