The next generation Rock bits

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 ....

Steel tooth drills are suitable for extremely soft formations with low compressive strength and high drillability such as clay, mudstone, chalk, etc..

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

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