The leader manufacture to PDC bits, Roller Cone bits, hole openers, reamers

Hybrid drill bit conventional PDC and roller-cone bits. It is saving cost, Improves Drilling Efficiency.

Core barrel with roller bit is used in very strong rock formations(compressive strength > 100Mpa)

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

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...