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Matrix body PDC bit is made by Tungsten carbide podwer , it is very high hardness material , mainly used for deep Oil&Gas well drilling.

Raise Boring Cutters OverviewThe raise boring cutters is mainly used for the construction of vertical shafts, ventilation shafts inclined shafts, pressure regulating shafts and escape shafts , and it...

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

GREAT DRILL customized Rock reamers size from 10'' to 72''.