Application of Great Rock Reamer

Overview 120 ° U-shaped Roller bitGREAT has customized manufacture several types of roller bit . The traditional roller bit was cut by tricone bit . So it is including No.1 ,No.2, No.3 Cone cutters ....

Overview Starry Sky Roller BitGREAT has customized manufacture 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.The Roller bit mainly used for Rock reamer (Hole opener) ...

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

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