BIT Diameter (inch) 7 7/8'

BIT Diameter (mm) 200
IADC CODE 632
API RGE 4 1/2
Applicable Formations :
hard and hard abrasive formation with high compressive strength, such as limestone, granite, arenaceous shale, dolostone, firestone, etc. Recommended Drilling
compressive strength 37000-44000Psi
WOB (kn/ mm) 24~45
(bit dia )

Speed r/ mm 150~60
N.W. (KG) 32
G.W. (KG) 34
Size (mm) 225*225*365