Drilling bits for mining industry

Roller cone bits

Bit 171,4 (6 3/4) AIRJ512
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
512XY
Connecting thread API
Pin 3 1/2 Reg
Manufacture
VBM
Bit 171,4 (6 3/4) AIRJ522
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
522Y
Connecting thread API
Pin 3 1/2 Reg
Manufacture
VBM
Bit 171,4 (6 3/4) AIRJ612
Product line
AirJet
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
612X
Connecting thread API
Pin 3 1/2 Reg
Manufacture
VBM

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
Bit 228,6 (9) AIRP615
Product line
AirPro
Diameter (mm)
228,6
Diameter (dm)
9
Connecting thread API
Pin 4 1/2 Reg
Manufacture
VBM
Bit 228,6 (9) AIRP415
Product line
AirPro
Diameter (mm)
228,6
Diameter (dm)
9
IADC
415Y
Connecting thread API
Pin 4 1/2 Reg
Manufacture
VBM

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
Bit 98,4 (3 7/8) AIRS522
Product line
AirStandart
Diameter (mm)
98,4
Diameter (dm)
3 7/8
IADC
522X
Connecting thread API
Pin 2 3/8 Reg
Manufacture
UBM
Bit 114,3 (4 1/2) AIRS332
Product line
AirStandart
Diameter (mm)
114,3
Diameter (dm)
4 1/2
IADC
332
Connecting thread API
Pin 2 3/8 Reg
Manufacture
UBM

Bit 171,4 (6 3/4) AIRV632
Product line
AirVector
Diameter (mm)
171,4
Diameter (dm)
6 3/4
IADC
632X
Connecting thread API
Pin 3 1/2 Reg
Manufacture
UBM
Bit 200 (7 7/8) AIRV622
Product line
AirVector
Diameter (mm)
200,0
Diameter (dm)
7 7/8
IADC
622Y
Connecting thread API
Pin 4 1/2 Reg
Manufacture
UBM
Bit 215,9 (8 1/2) AIRV122
Product line
AirVector
Diameter (mm)
215,9
Diameter (dm)
8 1/2
IADC
122
Connecting thread API
Pin 4 1/2 Reg
Manufacture
UBM

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