Application of Great Rock Reamer

RC PDC bit from GREAT are manufactured from AISI 4145H heat-treated steel.

GREAT DRILL BITS can be customized and supply various sizes , type downhole motor according to the drilling demand.

GREAT customized made Diamond core bits ,which including Matrix body and Steel body.

PDC Hole Openers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD).Widely used in construction, bridge, highway and railway construction.