Drilling tools for mining industry

Roller cone bits

Bit 171,4 (6 3/4) AIRJ122
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
122
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Weight (kg)
17,5
Bit 171,4 (6 3/4) AIRJ222
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
222
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Weight (kg)
17,5
Bit 171,4 (6 3/4) AIRJ542
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
542X
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Weight (kg)
25,0

Bit 228,6 (9) AIRP415
Product line
AirPro
Diameter (mm)
228,6
Diameter (dm)
9
IADC
415Y
Manufacture
VBM
Bit 250,8 (9 7/8) AIRP635
Product line
AirPro
Diameter (mm)
250,8
Diameter (dm)
9 7/8
IADC
635Y
Connecting thread API
Pin 6 5/8 Reg
Manufacture
VBM
Weight (kg)
63,0
Bit 215,9 (8 1/2) AIRP635
Product line
AirPro
Diameter (mm)
215,9
Diameter (dm)
8 1/2
IADC
635Y
Connecting thread API
Pin 4 1/2 Reg
Manufacture
VBM
Weight (kg)
38,0

Bit 75 (2 61/64) AIRS542
Product line
AirStandart
Diameter (mm)
75,0
Diameter (dm)
2 61/64
IADC
542X
Connecting thread API
N-Rod
Manufacture
UBM
Weight (kg)
3,1
Bit 158,7(6 1/4) AIRS122
Product line
AirStandart
Diameter (mm)
158,7
Diameter (dm)
6 1/4
IADC
122
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Weight (kg)
13,4
Bit 146 (5 3/4) AIRS322
Product line
AirStandart
Diameter (mm)
146,0
Diameter (dm)
5 3/4
IADC
322
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Weight (kg)
10,0

Volgaburmash and Uralburmash are Russia’s largest companies producing rock-cutting tools