Specification :

PDC cutters heavy density designed to drill soft to medium-hard stratum, suitable for coring in soft to medium-hard stratum fd10 .
The wings of cutter are made from PDC.They have faster drilling speed and longer life when drilling soft to medium stratum fd10 .
Jet nozzles designed for directly flushing the fronts of fhe cutters, and with high drilling speed and super long life.Drilling holes without the contract og the diameter, the quality of the drilled hole is perfect and decreasing the waste of rolled up powder and anchor-shank.