Great Rock Reamer Hole Opener Quality Control

Normally drag bits are 3 wings, but we can make 4 or 5 wings following your drawings or samples.

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...

Tricone bit is an important tool for oil drilling.

Steel body PDC bit is made by AISI 4145H heat treatment steel manufacture, it has lower cost compare with Matrix body PDC bit.